diff --git a/res/layout/account_item.xml b/res/layout/account_item.xml
index c2a75075e..0aa76719a 100644
--- a/res/layout/account_item.xml
+++ b/res/layout/account_item.xml
@@ -25,7 +25,7 @@
     android:layout_height="?android:attr/listPreferredItemHeight">
 
     <TextView
-        android:id="@+id/account_name"
+        android:id="@+id/accountName"
         android:text="someone@gmail.com"
         android:textAppearance="?android:attr/textAppearanceLarge"
         android:layout_width="fill_parent"
diff --git a/res/layout/decrypt.xml b/res/layout/decrypt.xml
index 5b97c35e4..03e2f6311 100644
--- a/res/layout/decrypt.xml
+++ b/res/layout/decrypt.xml
@@ -39,13 +39,13 @@
                 android:orientation="horizontal">
 
                 <ImageView
-                    android:id="@+id/source_previous"
+                    android:id="@+id/sourcePrevious"
                     android:layout_width="wrap_content"
                     android:layout_height="wrap_content"
                     android:src="@drawable/ic_previous"/>
 
                 <TextView
-                    android:id="@+id/source_label"
+                    android:id="@+id/sourceLabel"
                     android:layout_width="0dip"
                     android:layout_height="fill_parent"
                     android:layout_weight="1"
@@ -55,7 +55,7 @@
                     android:textColor="#ffffffff"/>
 
                 <ImageView
-                    android:id="@+id/source_next"
+                    android:id="@+id/sourceNext"
                     android:layout_width="wrap_content"
                     android:layout_height="wrap_content"
                     android:src="@drawable/ic_next"/>
@@ -69,7 +69,7 @@
                 android:layout_weight="1">
 
                 <LinearLayout
-                    android:id="@+id/source_message"
+                    android:id="@+id/sourceMessage"
                     android:layout_width="fill_parent"
                     android:layout_height="fill_parent"
                     android:orientation="vertical">
@@ -84,7 +84,7 @@
                 </LinearLayout>
 
                 <LinearLayout
-                    android:id="@+id/source_file"
+                    android:id="@+id/sourceFile"
                     android:layout_width="fill_parent"
                     android:layout_height="fill_parent"
                     android:orientation="vertical">
@@ -114,8 +114,8 @@
                         android:orientation="horizontal">
 
                         <TextView
-                            android:id="@+id/label_delete_after_decryption"
-                            android:text="@string/label_delete_after_decryption"
+                            android:id="@+id/label_deleteAfterDecryption"
+                            android:text="@string/label_deleteAfterDecryption"
                             android:textAppearance="?android:attr/textAppearanceMedium"
                             android:layout_gravity="center_vertical"
                             android:paddingRight="10dip"
@@ -124,7 +124,7 @@
                             android:layout_weight="1"/>
 
                         <CheckBox
-                            android:id="@+id/delete_after_decryption"
+                            android:id="@+id/deleteAfterDecryption"
                             android:layout_height="wrap_content"
                             android:layout_width="wrap_content"
                             android:layout_gravity="center_vertical"/>
@@ -140,7 +140,7 @@
     </ScrollView>
 
     <LinearLayout
-        android:id="@+id/layout_signature"
+        android:id="@+id/signature"
         android:orientation="horizontal"
         android:layout_height="wrap_content"
         android:layout_width="fill_parent">
@@ -170,7 +170,7 @@
             android:paddingLeft="5dip">
 
             <TextView
-                android:id="@+id/main_user_id"
+                android:id="@+id/mainUserId"
                 android:text="Main User Id"
                 android:textAppearance="?android:attr/textAppearanceMedium"
                 android:layout_width="wrap_content"
@@ -178,7 +178,7 @@
                 android:layout_gravity="left"/>
 
             <TextView
-                android:id="@+id/main_user_id_rest"
+                android:id="@+id/mainUserIdRest"
                 android:text="Main User Id Rest"
                 android:textAppearance="?android:attr/textAppearanceSmall"
                 android:layout_width="wrap_content"
diff --git a/res/layout/edit_key_key_item.xml b/res/layout/edit_key_key_item.xml
index 78c1d1254..ba428938e 100644
--- a/res/layout/edit_key_key_item.xml
+++ b/res/layout/edit_key_key_item.xml
@@ -42,7 +42,7 @@
             <TableRow>
 
                 <TextView
-                   android:id="@+id/label_key_id"
+                   android:id="@+id/label_keyId"
                    android:text="Key ID"
                    android:layout_height="wrap_content"
                    android:layout_width="wrap_content"
@@ -50,7 +50,7 @@
                    android:paddingRight="10dip"/>
 
                 <TextView
-                    android:id="@+id/key_id"
+                    android:id="@+id/keyId"
                     android:text="00000000 00000000"
                     android:layout_height="wrap_content"
                     android:layout_width="wrap_content"
@@ -132,7 +132,7 @@
         </TableLayout>
 
         <ImageButton
-            android:id="@+id/edit_delete"
+            android:id="@+id/delete"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             style="@style/MinusButton"
diff --git a/res/layout/edit_key_user_id_item.xml b/res/layout/edit_key_user_id_item.xml
index 40b852e3e..6164cf767 100644
--- a/res/layout/edit_key_user_id_item.xml
+++ b/res/layout/edit_key_user_id_item.xml
@@ -28,7 +28,7 @@
         android:background="?android:attr/listDivider"/>
 
     <RadioButton
-        android:id="@+id/is_main_user_id"
+        android:id="@+id/isMainUserId"
         android:text="Main User ID"
         android:layout_height="wrap_content"
         android:layout_width="wrap_content"
@@ -48,7 +48,7 @@
             <TableRow>
 
                 <TextView
-                    android:id="@+id/name_label"
+                    android:id="@+id/label_name"
                     android:text="Name"
                     android:layout_gravity="center_vertical"
                     android:layout_height="wrap_content"
@@ -66,7 +66,7 @@
             <TableRow>
 
                 <TextView
-                    android:id="@+id/email_label"
+                    android:id="@+id/label_email"
                     android:text="Email"
                     android:layout_gravity="center_vertical"
                     android:layout_height="wrap_content"
@@ -84,7 +84,7 @@
             <TableRow>
 
                 <TextView
-                    android:id="@+id/comment_label"
+                    android:id="@+id/label_comment"
                     android:text="Comment"
                     android:layout_gravity="center_vertical"
                     android:layout_height="wrap_content"
@@ -102,7 +102,7 @@
         </TableLayout>
 
         <ImageButton
-            android:id="@+id/edit_delete"
+            android:id="@+id/delete"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             style="@style/MinusButton"
diff --git a/res/layout/encrypt.xml b/res/layout/encrypt.xml
index 333b38941..b4b023635 100644
--- a/res/layout/encrypt.xml
+++ b/res/layout/encrypt.xml
@@ -39,13 +39,13 @@
                 android:orientation="horizontal">
 
                 <ImageView
-                    android:id="@+id/source_previous"
+                    android:id="@+id/sourcePrevious"
                     android:layout_width="wrap_content"
                     android:layout_height="wrap_content"
                     android:src="@drawable/ic_previous"/>
 
                 <TextView
-                    android:id="@+id/source_label"
+                    android:id="@+id/sourceLabel"
                     android:layout_width="0dip"
                     android:layout_height="fill_parent"
                     android:layout_weight="1"
@@ -55,7 +55,7 @@
                     android:textColor="#ffffffff"/>
 
                 <ImageView
-                    android:id="@+id/source_next"
+                    android:id="@+id/sourceNext"
                     android:layout_width="wrap_content"
                     android:layout_height="wrap_content"
                     android:src="@drawable/ic_next"/>
@@ -69,7 +69,7 @@
                 android:layout_weight="1">
 
                 <LinearLayout
-                    android:id="@+id/source_message"
+                    android:id="@+id/sourceMessage"
                     android:layout_width="fill_parent"
                     android:layout_height="fill_parent"
                     android:orientation="vertical">
@@ -84,7 +84,7 @@
                 </LinearLayout>
 
                 <LinearLayout
-                    android:id="@+id/source_file"
+                    android:id="@+id/sourceFile"
                     android:layout_width="fill_parent"
                     android:layout_height="fill_parent"
                     android:orientation="vertical">
@@ -114,8 +114,8 @@
                         android:orientation="horizontal">
 
                         <TextView
-                            android:id="@+id/label_delete_after_encryption"
-                            android:text="@string/label_delete_after_encryption"
+                            android:id="@+id/label_deleteAfterEncryption"
+                            android:text="@string/label_deleteAfterEncryption"
                             android:textAppearance="?android:attr/textAppearanceMedium"
                             android:layout_gravity="center_vertical"
                             android:paddingRight="10dip"
@@ -124,7 +124,7 @@
                             android:layout_weight="1"/>
 
                         <CheckBox
-                            android:id="@+id/delete_after_encryption"
+                            android:id="@+id/deleteAfterEncryption"
                             android:layout_height="wrap_content"
                             android:layout_width="wrap_content"
                             android:layout_gravity="center_vertical"/>
@@ -137,8 +137,8 @@
                         android:orientation="horizontal">
 
                         <TextView
-                            android:id="@+id/label_ascii_armour"
-                            android:text="@string/label_ascii_armour"
+                            android:id="@+id/label_asciiArmour"
+                            android:text="@string/label_asciiArmour"
                             android:textAppearance="?android:attr/textAppearanceMedium"
                             android:layout_gravity="center_vertical"
                             android:paddingRight="10dip"
@@ -147,7 +147,7 @@
                             android:layout_weight="1"/>
 
                         <CheckBox
-                            android:id="@+id/ascii_armour"
+                            android:id="@+id/asciiArmour"
                             android:layout_height="wrap_content"
                             android:layout_width="wrap_content"
                             android:layout_gravity="center_vertical"/>
@@ -170,13 +170,13 @@
                 android:orientation="horizontal">
 
                 <ImageView
-                    android:id="@+id/mode_previous"
+                    android:id="@+id/modePrevious"
                     android:layout_width="wrap_content"
                     android:layout_height="wrap_content"
                     android:src="@drawable/ic_previous"/>
 
                 <TextView
-                    android:id="@+id/mode_label"
+                    android:id="@+id/modeLabel"
                     android:layout_width="0dip"
                     android:layout_height="fill_parent"
                     android:layout_weight="1"
@@ -186,7 +186,7 @@
                     android:textColor="#ffffffff"/>
 
                 <ImageView
-                    android:id="@+id/mode_next"
+                    android:id="@+id/modeNext"
                     android:layout_width="wrap_content"
                     android:layout_height="wrap_content"
                     android:src="@drawable/ic_next"/>
@@ -199,7 +199,7 @@
                 android:layout_height="wrap_content">
 
                 <LinearLayout
-                    android:id="@+id/mode_asymmetric"
+                    android:id="@+id/modeAsymmetric"
                     android:layout_width="fill_parent"
                     android:layout_height="wrap_content"
                     android:orientation="vertical">
@@ -226,7 +226,7 @@
                             android:paddingRight="5dip">
 
                             <TextView
-                                android:id="@+id/main_user_id"
+                                android:id="@+id/mainUserId"
                                 android:text="Main User Id"
                                 android:textAppearance="?android:attr/textAppearanceMedium"
                                 android:layout_width="wrap_content"
@@ -234,7 +234,7 @@
                                 android:layout_gravity="right"/>
 
                             <TextView
-                                android:id="@+id/main_user_id_rest"
+                                android:id="@+id/mainUserIdRest"
                                 android:text="Main User Id Rest"
                                 android:textAppearance="?android:attr/textAppearanceSmall"
                                 android:layout_width="wrap_content"
@@ -258,8 +258,8 @@
                         android:orientation="horizontal">
 
                         <TextView
-                            android:id="@+id/label_select_public_keys"
-                            android:text="@string/label_select_public_keys"
+                            android:id="@+id/label_selectPublicKeys"
+                            android:text="@string/label_selectPublicKeys"
                             android:textAppearance="?android:attr/textAppearanceMedium"
                             android:layout_height="wrap_content"
                             android:layout_width="0dip"
@@ -277,7 +277,7 @@
                 </LinearLayout>
 
                 <TableLayout
-                    android:id="@+id/mode_symmetric"
+                    android:id="@+id/modeSymmetric"
                     android:layout_height="wrap_content"
                     android:layout_width="fill_parent"
                     android:stretchColumns="1">
@@ -285,8 +285,8 @@
                     <TableRow>
 
                         <TextView
-                            android:id="@+id/label_pass_phrase"
-                            android:text="@string/label_pass_phrase"
+                            android:id="@+id/label_passPhrase"
+                            android:text="@string/label_passPhrase"
                             android:textAppearance="?android:attr/textAppearanceMedium"
                             android:layout_height="wrap_content"
                             android:layout_width="wrap_content"
@@ -294,7 +294,7 @@
                             android:paddingRight="10dip"/>
 
                         <EditText
-                            android:id="@+id/pass_phrase"
+                            android:id="@+id/passPhrase"
                             android:layout_height="wrap_content"
                             android:layout_width="fill_parent"
                             android:inputType="textPassword"/>
@@ -304,8 +304,8 @@
                     <TableRow>
 
                         <TextView
-                            android:id="@+id/label_pass_phrase_again"
-                            android:text="@string/label_pass_phrase_again"
+                            android:id="@+id/label_passPhraseAgain"
+                            android:text="@string/label_passPhraseAgain"
                             android:textAppearance="?android:attr/textAppearanceMedium"
                             android:layout_height="wrap_content"
                             android:layout_width="wrap_content"
@@ -313,7 +313,7 @@
                             android:paddingRight="10dip"/>
 
                         <EditText
-                            android:id="@+id/pass_phrase_again"
+                            android:id="@+id/passPhraseAgain"
                             android:layout_height="wrap_content"
                             android:layout_width="fill_parent"
                             android:inputType="textPassword"/>
@@ -341,8 +341,8 @@
         style="@android:style/ButtonBar">
 
         <Button
-            android:id="@+id/btn_encrypt_to_clipboard"
-            android:text="@string/btn_encrypt_to_clipboard"
+            android:id="@+id/btn_encryptToClipboard"
+            android:text="@string/btn_encryptToClipboard"
             android:layout_weight="1"
             android:layout_width="0dip"
             android:layout_height="wrap_content"/>
diff --git a/res/layout/key_list_child_item_master_key.xml b/res/layout/key_list_child_item_master_key.xml
index f98f94762..790fd42f4 100644
--- a/res/layout/key_list_child_item_master_key.xml
+++ b/res/layout/key_list_child_item_master_key.xml
@@ -29,7 +29,7 @@
         android:paddingRight="3dip">
 
         <ImageView
-            android:id="@+id/ic_master_key"
+            android:id="@+id/ic_masterKey"
             android:src="@drawable/key_small"
             android:paddingRight="6dip"
             android:layout_width="wrap_content"
@@ -37,7 +37,7 @@
             android:layout_gravity="center_vertical"/>
 
         <TextView
-            android:id="@+id/key_id"
+            android:id="@+id/keyId"
             android:text="Key ID"
             android:textAppearance="?android:attr/textAppearanceMedium"
             android:layout_width="wrap_content"
@@ -46,7 +46,7 @@
             android:typeface="monospace"/>
 
         <TextView
-            android:id="@+id/key_details"
+            android:id="@+id/keyDetails"
             android:text="(RSA, 1024bit)"
             android:textAppearance="?android:attr/textAppearanceSmall"
             android:layout_width="wrap_content"
@@ -62,13 +62,13 @@
             android:layout_gravity="center_vertical">
 
             <ImageView
-                android:id="@+id/ic_encrypt_key"
+                android:id="@+id/ic_encryptKey"
                 android:src="@drawable/encrypted_small"
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"/>
 
             <ImageView
-                android:id="@+id/ic_sign_key"
+                android:id="@+id/ic_signKey"
                 android:src="@drawable/signed_small"
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"/>
diff --git a/res/layout/key_list_child_item_sub_key.xml b/res/layout/key_list_child_item_sub_key.xml
index 11ad90fe1..ac7c217a6 100644
--- a/res/layout/key_list_child_item_sub_key.xml
+++ b/res/layout/key_list_child_item_sub_key.xml
@@ -29,7 +29,7 @@
         android:paddingRight="3dip">
 
         <TextView
-            android:id="@+id/key_id"
+            android:id="@+id/keyId"
             android:text="Key ID"
             android:textAppearance="?android:attr/textAppearanceMedium"
             android:layout_width="wrap_content"
@@ -38,7 +38,7 @@
             android:typeface="monospace"/>
 
         <TextView
-            android:id="@+id/key_details"
+            android:id="@+id/keyDetails"
             android:text="(RSA, 1024bit)"
             android:textAppearance="?android:attr/textAppearanceSmall"
             android:layout_width="wrap_content"
@@ -54,13 +54,13 @@
             android:layout_gravity="center_vertical">
 
             <ImageView
-                android:id="@+id/ic_encrypt_key"
+                android:id="@+id/ic_encryptKey"
                 android:src="@drawable/encrypted_small"
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"/>
 
             <ImageView
-                android:id="@+id/ic_sign_key"
+                android:id="@+id/ic_signKey"
                 android:src="@drawable/signed_small"
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"/>
diff --git a/res/layout/key_list_child_item_user_id.xml b/res/layout/key_list_child_item_user_id.xml
index fa2b720de..3226dd58a 100644
--- a/res/layout/key_list_child_item_user_id.xml
+++ b/res/layout/key_list_child_item_user_id.xml
@@ -23,7 +23,7 @@
     android:layout_height="?android:attr/listPreferredItemHeight">
 
     <TextView
-        android:id="@+id/user_id"
+        android:id="@+id/userId"
         android:text="User ID"
         android:textAppearance="?android:attr/textAppearanceSmall"
         android:layout_width="wrap_content"
diff --git a/res/layout/key_list_group_item.xml b/res/layout/key_list_group_item.xml
index c04c1d223..35d0ab367 100644
--- a/res/layout/key_list_group_item.xml
+++ b/res/layout/key_list_group_item.xml
@@ -28,14 +28,14 @@
         android:paddingLeft="36dip">
 
         <TextView
-            android:id="@+id/main_user_id"
+            android:id="@+id/mainUserId"
             android:text="Main User ID"
             android:textAppearance="?android:attr/textAppearanceMedium"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"/>
 
         <TextView
-            android:id="@+id/main_user_id_rest"
+            android:id="@+id/mainUserIdRest"
             android:text="&lt;user@somewhere.com&gt;"
             android:textAppearance="?android:attr/textAppearanceSmall"
             android:layout_width="wrap_content"
diff --git a/res/layout/mailbox_message_item.xml b/res/layout/mailbox_message_item.xml
index 131abff46..05a267fb6 100644
--- a/res/layout/mailbox_message_item.xml
+++ b/res/layout/mailbox_message_item.xml
@@ -46,7 +46,7 @@
             android:layout_height="wrap_content"/>
 
         <TextView
-            android:id="@+id/email_address"
+            android:id="@+id/emailAddress"
             android:text="user@somewhere.com"
             android:textAppearance="?android:attr/textAppearanceSmall"
             android:layout_width="wrap_content"
diff --git a/res/layout/main.xml b/res/layout/main.xml
index ca4bc1326..f88c393db 100644
--- a/res/layout/main.xml
+++ b/res/layout/main.xml
@@ -30,7 +30,7 @@
         android:fillViewport="true">
 
         <ListView
-            android:id="@+id/account_list"
+            android:id="@+id/accounts"
             android:layout_width="fill_parent"
             android:layout_height="fill_parent"/>
 
diff --git a/res/layout/pass_phrase.xml b/res/layout/pass_phrase.xml
index 2441fd16c..f377e5bf7 100644
--- a/res/layout/pass_phrase.xml
+++ b/res/layout/pass_phrase.xml
@@ -8,13 +8,13 @@
   android:paddingRight="5dip">
 
     <EditText
-        android:id="@+id/pass_phrase"
+        android:id="@+id/passPhrase"
         android:layout_width="fill_parent"
         android:layout_height="wrap_content"
         android:inputType="textPassword"/>
 
     <EditText
-        android:id="@+id/pass_phrase_again"
+        android:id="@+id/passPhraseAgain"
         android:layout_width="fill_parent"
         android:layout_height="wrap_content"
         android:inputType="textPassword"/>
diff --git a/res/layout/preferences.xml b/res/layout/preferences.xml
index 0bf579099..350e965b4 100644
--- a/res/layout/preferences.xml
+++ b/res/layout/preferences.xml
@@ -46,8 +46,8 @@
             android:orientation="horizontal">
 
             <TextView
-                android:id="@+id/label_encryption_algorithm"
-                android:text="@string/label_encryption_algorithm"
+                android:id="@+id/label_encryptionAlgorithm"
+                android:text="@string/label_encryptionAlgorithm"
                 android:textAppearance="?android:attr/textAppearanceMedium"
                 android:layout_height="wrap_content"
                 android:layout_width="0dip"
@@ -56,7 +56,7 @@
                 android:paddingRight="10dip"/>
 
             <Spinner
-                android:id="@+id/encryption_algorithm"
+                android:id="@+id/encryptionAlgorithm"
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:layout_gravity="center_vertical"/>
@@ -69,8 +69,8 @@
             android:orientation="horizontal">
 
             <TextView
-                android:id="@+id/label_hash_algorithm"
-                android:text="@string/label_hash_algorithm"
+                android:id="@+id/label_hashAlgorithm"
+                android:text="@string/label_hashAlgorithm"
                 android:textAppearance="?android:attr/textAppearanceMedium"
                 android:layout_height="wrap_content"
                 android:layout_width="0dip"
@@ -79,7 +79,7 @@
                 android:paddingRight="10dip"/>
 
             <Spinner
-                android:id="@+id/hash_algorithm"
+                android:id="@+id/hashAlgorithm"
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:layout_gravity="center_vertical"/>
@@ -92,8 +92,8 @@
             android:orientation="horizontal">
 
             <TextView
-                android:id="@+id/label_ascii_armour"
-                android:text="@string/label_ascii_armour"
+                android:id="@+id/label_asciiArmour"
+                android:text="@string/label_asciiArmour"
                 android:textAppearance="?android:attr/textAppearanceMedium"
                 android:layout_gravity="center_vertical"
                 android:paddingRight="10dip"
@@ -102,7 +102,7 @@
                 android:layout_weight="1"/>
 
             <CheckBox
-                android:id="@+id/ascii_armour"
+                android:id="@+id/asciiArmour"
                 android:layout_height="wrap_content"
                 android:layout_width="wrap_content"
                 android:layout_gravity="center_vertical"/>
diff --git a/res/layout/select_public_key_item.xml b/res/layout/select_public_key_item.xml
index cdc81399f..bb0dd30a4 100644
--- a/res/layout/select_public_key_item.xml
+++ b/res/layout/select_public_key_item.xml
@@ -38,14 +38,14 @@
         android:layout_weight="1">
 
         <TextView
-            android:id="@+id/main_user_id"
+            android:id="@+id/mainUserId"
             android:text="Main User ID"
             android:textAppearance="?android:attr/textAppearanceMedium"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"/>
 
         <TextView
-            android:id="@+id/main_user_id_rest"
+            android:id="@+id/mainUserIdRest"
             android:text="&lt;user@somewhere.com&gt;"
             android:textAppearance="?android:attr/textAppearanceSmall"
             android:layout_width="wrap_content"
@@ -54,7 +54,6 @@
     </LinearLayout>
 
     <LinearLayout
-        android:id="@+id/right_column"
         android:orientation="vertical"
         android:minWidth="90dip"
         android:paddingLeft="3dip"
@@ -63,7 +62,7 @@
         android:layout_height="wrap_content">
 
         <TextView
-            android:id="@+id/key_id"
+            android:id="@+id/keyId"
             android:text="BBBBBBBB"
             android:textAppearance="?android:attr/textAppearanceSmall"
             android:typeface="monospace"
diff --git a/res/layout/select_secret_key_item.xml b/res/layout/select_secret_key_item.xml
index 97a0ce5b3..35bf58e23 100644
--- a/res/layout/select_secret_key_item.xml
+++ b/res/layout/select_secret_key_item.xml
@@ -31,14 +31,14 @@
         android:layout_weight="1">
 
         <TextView
-            android:id="@+id/main_user_id"
+            android:id="@+id/mainUserId"
             android:text="Main User ID"
             android:textAppearance="?android:attr/textAppearanceMedium"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"/>
 
         <TextView
-            android:id="@+id/main_user_id_rest"
+            android:id="@+id/mainUserIdRest"
             android:text="&lt;user@somewhere.com&gt;"
             android:textAppearance="?android:attr/textAppearanceSmall"
             android:layout_width="wrap_content"
@@ -55,7 +55,7 @@
         android:layout_height="wrap_content">
 
         <TextView
-            android:id="@+id/key_id"
+            android:id="@+id/keyId"
             android:text="BBBBBBBB"
             android:textAppearance="?android:attr/textAppearanceSmall"
             android:typeface="monospace"
diff --git a/res/values/strings.xml b/res/values/strings.xml
index 0e8f2b136..1cf8cf3ae 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -16,6 +16,8 @@
 
 <resources>
     <string name="app_name">APG</string>
+
+    <!-- title_lowerCase: capitalized words, no punctuation -->
     <string name="title_mailInbox">Mail Inbox</string>
     <string name="title_managePublicKeys">Manage Public Keys</string>
     <string name="title_manageSecretKeys">Manage Secret Keys</string>
@@ -27,11 +29,23 @@
     <string name="title_createKey">Create Key</string>
     <string name="title_editKey">Edit Key</string>
     <string name="title_preferences">Preferences</string>
+    <string name="title_changePassPhrase">Change Pass Phrase</string>
+    <string name="title_setPassPhrase">Set Pass Phrase</string>
+    <string name="title_sendEmail">"Send Mail..."</string>
+    <string name="title_encryptToFile">Encrypt To File</string>
+    <string name="title_decryptToFile">Decrypt To File</string>
+    <string name="title_addAccount">Add Account</string>
+    <string name="title_importKeys">Import Keys</string>
+    <string name="title_exportKey">Export Key</string>
+    <string name="title_exportKeys">Export Keys</string>
 
+    <!-- section_lowerCase: capitalized words, no punctuation -->
     <string name="section_userIds">User IDs</string>
     <string name="section_keys">Keys</string>
+    <string name="section_defaults">Defaults</string>
 
-    <string name="btn_encrypt_to_clipboard">Encrypt To Clipboard</string>
+    <!-- btn_lowerCase: capitalized words, no punctuation -->
+    <string name="btn_encryptToClipboard">Encrypt To Clipboard</string>
     <string name="btn_send">Encrypt And Email</string>
     <string name="btn_encrypt">Encrypt</string>
     <string name="btn_decrypt">Decrypt</string>
@@ -44,55 +58,128 @@
     <string name="btn_decryptFile">Decrypt File</string>
     <string name="btn_save">Save</string>
     <string name="btn_doNotSave">Cancel</string>
+    <string name="btn_delete">Delete</string>
+    <string name="btn_noDate">None</string>
 
+    <!-- menu_lowerCase: capitalized words, no punctuation -->
     <string name="menu_about">About</string>
     <string name="menu_addAccount">Add GMail Account</string>
+    <string name="menu_deleteAccount">Delete Account</string>
     <string name="menu_managePublicKeys">Manage Public Keys</string>
     <string name="menu_manageSecretKeys">Manage Secret Keys</string>
     <string name="menu_preferences">Settings</string>
+    <string name="menu_changePassPhrase">Change Pass Phrase</string>
+    <string name="menu_setPassPhrase">Set Pass Phrase</string>
+    <string name="menu_importKeys">Import Keys</string>
+    <string name="menu_exportKeys">Export Keys</string>
+    <string name="menu_exportKey">Export Key</string>
+    <string name="menu_deleteKey">Delete Key</string>
+    <string name="menu_createKey">Create Key</string>
+    <string name="menu_editKey">Edit Key</string>
 
-    <string name="no_keys_selected">Select</string>
-    <string name="one_key_selected">1 Selected</string>
-    <string name="n_keys_selected">Selected</string>
-    <string name="unknown_user_id">&lt;unknown&gt;</string>
-    <string name="none">&lt;none&gt;</string>
-
+    <!-- label_lowerCase: capitalized words, no punctuation -->
     <string name="label_sign">Sign</string>
     <string name="label_message">Message</string>
     <string name="label_file">File</string>
-    <string name="label_pass_phrase">Pass Phrase</string>
-    <string name="label_pass_phrase_again">Again</string>
+    <string name="label_passPhrase">Pass Phrase</string>
+    <string name="label_passPhraseAgain">Again</string>
     <string name="label_algorithm">Algorithm</string>
-    <string name="label_ascii_armour">ASCII Armour</string>
-    <string name="label_select_public_keys">Public Key(s)</string>
-    <string name="label_delete_after_encryption">Delete After Encryption</string>
-    <string name="label_delete_after_decryption">Delete After Decryption</string>
-    <string name="label_encryption_algorithm">Encryption Algorithm</string>
-    <string name="label_hash_algorithm">Hash Algorithm</string>
-
+    <string name="label_asciiArmour">ASCII Armour</string>
+    <string name="label_selectPublicKeys">Public Key(s)</string>
+    <string name="label_deleteAfterEncryption">Delete After Encryption</string>
+    <string name="label_deleteAfterDecryption">Delete After Decryption</string>
+    <string name="label_encryptionAlgorithm">Encryption Algorithm</string>
+    <string name="label_hashAlgorithm">Hash Algorithm</string>
     <string name="label_asymmetric">Public Key</string>
     <string name="label_symmetric">Pass Phrase</string>
 
-    <string name="section_defaults">Defaults</string>
+    <string name="noKeysSelected">Select</string>
+    <string name="oneKeySelected">1 Selected</string>
+    <string name="nKeysSelected">Selected</string>
+    <string name="unknownUserId">&lt;unknown&gt;</string>
+    <string name="none">&lt;none&gt;</string>
+    <string name="noKey">&lt;no key&gt;</string>
+    <string name="noDate">-</string>
+    <string name="noExpiry">&lt;no expiry&gt;</string>
+    <string name="unknownStatus"></string>
+    <string name="canEncrypt">can encrypt</string>
+    <string name="canSign">can sign</string>
+    <string name="expired">expired</string>
+    <string name="notValid">not valid</string>
 
-    <string name="sign_only">Sign only</string>
-    <string name="encrypt_only">Encrypt only</string>
-    <string name="sign_and_encrypt">Sign and Encrypt</string>
+    <!-- choice_lowerCase: capitalized firwst word, no punctuation -->
+    <string name="choice_signOnly">Sign only</string>
+    <string name="choice_encryptOnly">Encrypt only</string>
+    <string name="choice_signAndEncrypt">Sign and Encrypt</string>
 
     <string name="dsa">DSA</string>
     <string name="elgamal">ElGamal</string>
     <string name="rsa">RSA</string>
 
-    <string name="wrong_pass_phrase">Wrong pass phrase.</string>
-    <string name="using_clipboard_content">Using clipboard content.</string>
-    <string name="key_saved">Key saved.</string>
-    <string name="set_a_pass_phrase">Set a pass phrase via the option menu first.</string>
+    <string name="filemanager_titleOpen">Open...</string>
+    <string name="filemanager_titleSave">Save As...</string>
+    <string name="filemanager_titleEncrypt">Select File To Encrypt...</string>
+    <string name="filemanager_titleDecrypt">Select File To Decrypt...</string>
+    <string name="filemanager_btnOpen">Open</string>
+    <string name="filemanager_btnSave">Save</string>
 
-    <string name="no_filemanager_installed">OI File Manager not installed.</string>
-    <string name="filemanager_title_open">Open...</string>
-    <string name="filemanager_btn_open">Open</string>
-    <string name="filemanager_title_save">Save As...</string>
-    <string name="filemanager_btn_save">Save</string>
+    <string name="warning">Warning</string>
+    <string name="error">Error</string>
+    <string name="warningMessage">Warning: %s</string>
+    <string name="errorMessage">Error: %s</string>
 
+    <!-- sentences -->
+    <string name="wrongPassPhrase">Wrong pass phrase.</string>
+    <string name="usingClipboardContent">Using clipboard content.</string>
+    <string name="keySaved">Key saved.</string>
+    <string name="setAPassPhrase">Set a pass phrase via the option menu first.</string>
+    <string name="oiFilemanagerNotInstalled">OI File Manager not installed.</string>
+    <string name="passPhrasesDoNotMatch">The pass phrases didn't match.</string>
+    <string name="passPhraseMustNotBeEmpty">Empty pass phrases are not allowed.</string>
+    <string name="passPhraseForSymmetricEncryption">Pass phrase for symmetric encryption:</string>
+    <string name="passPhraseFor">Pass phrase for %s:</string>
+    <string name="fileDeleteConfirmation">Are you sure you want to delete\n%s?</string>
+    <string name="fileDeleteSuccessful">Successfully deleted.</string>
+    <string name="noFileSelected">Select a file first.</string>
+    <string name="decryptionSuccessful">Successfully decrypted.</string>
+    <string name="encryptionSuccessful">Successfully encrypted.</string>
+    <string name="encryptionToClipboardSuccessful">Successfully encrypted to clipboard.</string>
+    <string name="enterPassPhraseTwice">Enter the pass phrase twice.</string>
+    <string name="selectEncryptionKey">Select at least one encryption key.</string>
+    <string name="selectEncryptionOrSignatureKey">Select at least one encryption key or a signature key.</string>
+    <string name="specifyFileToEncryptTo">Please specify which file to encrypt to.\nWARNING! File will be overwritten if it exists.</string>
+    <string name="specifyFileToDecryptTo">Please specify which file to decrypt to.\nWARNING! File will be overwritten if it exists.</string>
+    <string name="specifyGoogleMailAccount">Specify the Google Mail account you want to add.</string>
+    <string name="specifyFileToImportFrom">Please specify which file to import from.</string>
+    <string name="specifyFileToExportTo">Please specify which file to export to.\nWARNING! File will be overwritten if it exists.</string>
+    <string name="specifyFileToExportSecretKeysTo">Please specify which file to export to.\nWARNING! You are about to export SECRET keys.\nWARNING! File will be overwritten if it exists.</string>
+    <string name="keyDeletionConfirmation">Do you really want to delete the key '%s'?\nYou can't undo this!</string>
+    <string name="secretKeyDeletionConfirmation">Do you really want to delete the SECRET key '%s'?\nYou can't undo this!</string>
+    <string name="keysAddedAndUpdated">Succssfully added %s keys and updated %s keys."</string>
+    <string name="keysAdded">Succssfully added %s keys.</string>
+    <string name="keysUpdated">Succssfully updated %s keys.</string>
+    <string name="noKeysAddedOrUpdated">No keys added or updated.</string>
+    <string name="keyExported">Succssfully exported 1 key.</string>
+    <string name="keysExported">Succssfully exported %s keys.</string>
+    <string name="noKeysExported">No keys exported.</string>
+    <string name="keyCreationElGamalInfo">Note: only subkeys support ElGamal, and for ElGamal the nearest keysize of 1536, 2048, 3072, 4096, or 8192 will be used.</string>
+
+    <!-- error_lowerCase: phrases, no punctuation, all lowercase,
+         they will be put after "errorMessage", e.g. "Error: file not found" -->
+    <string name="error_fileDeleteFailed">deleting '%s' failed</string>
+    <string name="error_fileNotFound">file not found</string>
+    <string name="error_noSecretKeyFound">no suitable secret key found</string>
+    <string name="error_noKnownEncryptionFound">no known kind of encryption found</string>
+    <string name="error_externalStorageNotReady">external storage not ready</string>
+    <string name="error_accountNotFound">account '%s' not found</string>
+    <string name="error_addingAccountFailed">adding account '%s' failed</string>
+    <string name="error_invalidEmail">invalid email '%s'</string>
+
+    <!-- progress_lowerCase: lowercase, phrases, usually ending in '...' -->
+    <string name="progress_initializing">initializing...</string>
+    <string name="progress_saving">saving...</string>
+    <string name="progress_importing">importing...</string>
+    <string name="progress_exporting">exporting...</string>
+    <string name="progress_generating">generating key, this can take a while...</string>
 </resources>
 
diff --git a/src/org/thialfihar/android/apg/Apg.java b/src/org/thialfihar/android/apg/Apg.java
index efff72bd0..bc5523863 100644
--- a/src/org/thialfihar/android/apg/Apg.java
+++ b/src/org/thialfihar/android/apg/Apg.java
@@ -977,7 +977,7 @@ public class Apg {
     public static String getMainUserIdSafe(Context context, PGPPublicKey key) {
         String userId = getMainUserId(key);
         if (userId == null) {
-            userId = context.getResources().getString(R.string.unknown_user_id);
+            userId = context.getResources().getString(R.string.unknownUserId);
         }
         return userId;
     }
@@ -985,7 +985,7 @@ public class Apg {
     public static String getMainUserIdSafe(Context context, PGPSecretKey key) {
         String userId = getMainUserId(key);
         if (userId == null) {
-            userId = context.getResources().getString(R.string.unknown_user_id);
+            userId = context.getResources().getString(R.string.unknownUserId);
         }
         return userId;
     }
diff --git a/src/org/thialfihar/android/apg/AskForSecretKeyPassPhrase.java b/src/org/thialfihar/android/apg/AskForSecretKeyPassPhrase.java
index d3d424166..afc8e4320 100644
--- a/src/org/thialfihar/android/apg/AskForSecretKeyPassPhrase.java
+++ b/src/org/thialfihar/android/apg/AskForSecretKeyPassPhrase.java
@@ -45,21 +45,21 @@ public class AskForSecretKeyPassPhrase {
 
         if (secretKeyId == 0) {
             secretKey = null;
-            alert.setMessage("Pass phrase for symmetric encryption");
+            alert.setMessage(context.getString(R.string.passPhraseForSymmetricEncryption));
         } else {
             secretKey = Apg.getMasterKey(Apg.findSecretKeyRing(secretKeyId));
             if (secretKey == null) {
                 return null;
             }
             String userId = Apg.getMainUserIdSafe(context, secretKey);
-            alert.setMessage("Pass phrase for " + userId);
+            alert.setMessage(context.getString(R.string.passPhraseFor, userId));
         }
 
         LayoutInflater inflater =
             (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
         View view = inflater.inflate(R.layout.pass_phrase, null);
-        final EditText input = (EditText) view.findViewById(R.id.pass_phrase);
-        final EditText inputNotUsed = (EditText) view.findViewById(R.id.pass_phrase_again);
+        final EditText input = (EditText) view.findViewById(R.id.passPhrase);
+        final EditText inputNotUsed = (EditText) view.findViewById(R.id.passPhraseAgain);
         inputNotUsed.setVisibility(View.GONE);
 
         alert.setView(view);
@@ -77,7 +77,7 @@ public class AskForSecretKeyPassPhrase {
                                                                             new BouncyCastleProvider());
                                             } catch (PGPException e) {
                                                 Toast.makeText(activity,
-                                                               R.string.wrong_pass_phrase,
+                                                               R.string.wrongPassPhrase,
                                                                Toast.LENGTH_SHORT).show();
                                                 return;
                                             }
diff --git a/src/org/thialfihar/android/apg/BaseActivity.java b/src/org/thialfihar/android/apg/BaseActivity.java
index 15a9b7156..bf386f1ed 100644
--- a/src/org/thialfihar/android/apg/BaseActivity.java
+++ b/src/org/thialfihar/android/apg/BaseActivity.java
@@ -70,27 +70,27 @@ public class BaseActivity extends Activity
         mProgressDialog.setCancelable(false);
         switch (id) {
             case Id.dialog.encrypting: {
-                mProgressDialog.setMessage("initializing...");
+                mProgressDialog.setMessage(this.getString(R.string.progress_initializing));
                 return mProgressDialog;
             }
 
             case Id.dialog.decrypting: {
-                mProgressDialog.setMessage("initializing...");
+                mProgressDialog.setMessage(this.getString(R.string.progress_initializing));
                 return mProgressDialog;
             }
 
             case Id.dialog.saving: {
-                mProgressDialog.setMessage("saving...");
+                mProgressDialog.setMessage(this.getString(R.string.progress_saving));
                 return mProgressDialog;
             }
 
             case Id.dialog.importing: {
-                mProgressDialog.setMessage("importing...");
+                mProgressDialog.setMessage(this.getString(R.string.progress_importing));
                 return mProgressDialog;
             }
 
             case Id.dialog.exporting: {
-                mProgressDialog.setMessage("exporting...");
+                mProgressDialog.setMessage(this.getString(R.string.progress_exporting));
                 return mProgressDialog;
             }
 
@@ -109,8 +109,8 @@ public class BaseActivity extends Activity
                 AlertDialog.Builder alert = new AlertDialog.Builder(this);
 
                 alert.setIcon(android.R.drawable.ic_dialog_alert);
-                alert.setTitle("Error");
-                alert.setMessage("The pass phrases didn't match.");
+                alert.setTitle(R.string.error);
+                alert.setMessage(R.string.passPhrasesDoNotMatch);
 
                 alert.setPositiveButton(android.R.string.ok,
                                         new DialogInterface.OnClickListener() {
@@ -127,8 +127,8 @@ public class BaseActivity extends Activity
                 AlertDialog.Builder alert = new AlertDialog.Builder(this);
 
                 alert.setIcon(android.R.drawable.ic_dialog_alert);
-                alert.setTitle("Error");
-                alert.setMessage("Empty pass phrases are not supported.");
+                alert.setTitle(R.string.error);
+                alert.setMessage(R.string.passPhraseMustNotBeEmpty);
 
                 alert.setPositiveButton(android.R.string.ok,
                                         new DialogInterface.OnClickListener() {
@@ -145,24 +145,28 @@ public class BaseActivity extends Activity
                 AlertDialog.Builder alert = new AlertDialog.Builder(this);
 
                 alert.setIcon(android.R.drawable.ic_dialog_alert);
-                alert.setTitle("Warning");
-                alert.setMessage("Are you sure you want to delete\n" + getDeleteFile() + "?");
+                alert.setTitle(R.string.warning);
+                alert.setMessage(this.getString(R.string.fileDeleteConfirmation, getDeleteFile()));
 
                 alert.setPositiveButton(android.R.string.ok,
-                                        new DialogInterface.OnClickListener() {
-                                            public void onClick(DialogInterface dialog, int id) {
-                                                removeDialog(Id.dialog.delete_file);
-                                                File file = new File(getDeleteFile());
-                                                String msg = "";
-                                                if (file.delete()) {
-                                                    msg = "Successfully deleted.";
-                                                } else {
-                                                    msg = "Error: deleting '" + file + "' failed";
-                                                }
-                                                Toast.makeText(BaseActivity.this,
-                                                               msg, Toast.LENGTH_SHORT).show();
-                                            }
-                                        });
+                        new DialogInterface.OnClickListener() {
+                            public void onClick(DialogInterface dialog, int id) {
+                                removeDialog(Id.dialog.delete_file);
+                                File file = new File(getDeleteFile());
+                                String msg = "";
+                                if (file.delete()) {
+                                    msg = BaseActivity.this.getString(
+                                            R.string.fileDeleteSuccessful);
+                                } else {
+                                    msg = BaseActivity.this.getString(
+                                            R.string.errorMessage,
+                                            BaseActivity.this.getString(
+                                                    R.string.error_fileDeleteFailed, file));
+                                }
+                                Toast.makeText(BaseActivity.this,
+                                               msg, Toast.LENGTH_SHORT).show();
+                            }
+                        });
                 alert.setNegativeButton(android.R.string.cancel,
                                         new DialogInterface.OnClickListener() {
                                             public void onClick(DialogInterface dialog, int id) {
diff --git a/src/org/thialfihar/android/apg/DecryptActivity.java b/src/org/thialfihar/android/apg/DecryptActivity.java
index dd825eaa8..5593c25f2 100644
--- a/src/org/thialfihar/android/apg/DecryptActivity.java
+++ b/src/org/thialfihar/android/apg/DecryptActivity.java
@@ -91,9 +91,9 @@ public class DecryptActivity extends BaseActivity {
         setContentView(R.layout.decrypt);
 
         mSource = (ViewFlipper) findViewById(R.id.source);
-        mSourceLabel = (TextView) findViewById(R.id.source_label);
-        mSourcePrevious = (ImageView) findViewById(R.id.source_previous);
-        mSourceNext = (ImageView) findViewById(R.id.source_next);
+        mSourceLabel = (TextView) findViewById(R.id.sourceLabel);
+        mSourcePrevious = (ImageView) findViewById(R.id.sourcePrevious);
+        mSourceNext = (ImageView) findViewById(R.id.sourceNext);
 
         mSourcePrevious.setClickable(true);
         mSourcePrevious.setOnClickListener(new OnClickListener() {
@@ -128,14 +128,14 @@ public class DecryptActivity extends BaseActivity {
         mMessage = (EditText) findViewById(R.id.message);
         mDecryptButton = (Button) findViewById(R.id.btn_decrypt);
         mReplyButton = (Button) findViewById(R.id.btn_reply);
-        mSignatureLayout = (LinearLayout) findViewById(R.id.layout_signature);
+        mSignatureLayout = (LinearLayout) findViewById(R.id.signature);
         mSignatureStatusImage = (ImageView) findViewById(R.id.ic_signature_status);
-        mUserId = (TextView) findViewById(R.id.main_user_id);
-        mUserIdRest = (TextView) findViewById(R.id.main_user_id_rest);
+        mUserId = (TextView) findViewById(R.id.mainUserId);
+        mUserIdRest = (TextView) findViewById(R.id.mainUserIdRest);
 
         // measure the height of the source_file view and set the message view's min height to that,
         // so it fills mSource fully... bit of a hack.
-        View tmp = findViewById(R.id.source_file);
+        View tmp = findViewById(R.id.sourceFile);
         tmp.measure(View.MeasureSpec.UNSPECIFIED, View.MeasureSpec.UNSPECIFIED);
         int height = tmp.getMeasuredHeight();
         mMessage.setMinimumHeight(height);
@@ -149,12 +149,12 @@ public class DecryptActivity extends BaseActivity {
             }
         });
 
-        mDeleteAfter = (CheckBox) findViewById(R.id.delete_after_decryption);
+        mDeleteAfter = (CheckBox) findViewById(R.id.deleteAfterDecryption);
 
         // default: message source
         mSource.setInAnimation(null);
         mSource.setOutAnimation(null);
-        while (mSource.getCurrentView().getId() != R.id.source_message) {
+        while (mSource.getCurrentView().getId() != R.id.sourceMessage) {
             mSource.showNext();
         }
 
@@ -206,12 +206,12 @@ public class DecryptActivity extends BaseActivity {
         } else if (intent.getAction() != null && intent.getAction().equals(Apg.Intent.DECRYPT_FILE)) {
             mSource.setInAnimation(null);
             mSource.setOutAnimation(null);
-            while (mSource.getCurrentView().getId() != R.id.source_file) {
+            while (mSource.getCurrentView().getId() != R.id.sourceFile) {
                 mSource.showNext();
             }
         }
 
-        if (mSource.getCurrentView().getId() == R.id.source_message &&
+        if (mSource.getCurrentView().getId() == R.id.sourceMessage &&
             mMessage.getText().length() == 0) {
             ClipboardManager clip = (ClipboardManager) getSystemService(CLIPBOARD_SERVICE);
             String data = "";
@@ -222,7 +222,7 @@ public class DecryptActivity extends BaseActivity {
             if (matcher.matches()) {
                 data = matcher.group(1);
                 mMessage.setText(data);
-                Toast.makeText(this, R.string.using_clipboard_content, Toast.LENGTH_SHORT).show();
+                Toast.makeText(this, R.string.usingClipboardContent, Toast.LENGTH_SHORT).show();
             }
         }
 
@@ -243,7 +243,7 @@ public class DecryptActivity extends BaseActivity {
         });
         mReplyButton.setVisibility(View.INVISIBLE);
 
-        if (mSource.getCurrentView().getId() == R.id.source_message &&
+        if (mSource.getCurrentView().getId() == R.id.sourceMessage &&
             mMessage.getText().length() > 0) {
             mDecryptButton.performClick();
         }
@@ -258,14 +258,14 @@ public class DecryptActivity extends BaseActivity {
 
         intent.setData(Uri.parse("file://" + filename));
 
-        intent.putExtra(FileManager.EXTRA_TITLE, "Select file to decrypt...");
-        intent.putExtra(FileManager.EXTRA_BUTTON_TEXT, "Open");
+        intent.putExtra(FileManager.EXTRA_TITLE, getString(R.string.filemanager_titleDecrypt));
+        intent.putExtra(FileManager.EXTRA_BUTTON_TEXT, R.string.filemanager_btnOpen);
 
         try {
             startActivityForResult(intent, Id.request.filename);
         } catch (ActivityNotFoundException e) {
             // No compatible file manager was found.
-            Toast.makeText(this, R.string.no_filemanager_installed, Toast.LENGTH_SHORT).show();
+            Toast.makeText(this, R.string.oiFilemanagerNotInstalled, Toast.LENGTH_SHORT).show();
         }
     }
 
@@ -281,13 +281,13 @@ public class DecryptActivity extends BaseActivity {
 
     private void updateSource() {
         switch (mSource.getCurrentView().getId()) {
-            case R.id.source_file: {
+            case R.id.sourceFile: {
                 mSourceLabel.setText(R.string.label_file);
                 mDecryptButton.setText(R.string.btn_decrypt);
                 break;
             }
 
-            case R.id.source_message: {
+            case R.id.sourceMessage: {
                 mSourceLabel.setText(R.string.label_message);
                 mDecryptButton.setText(R.string.btn_decrypt);
                 break;
@@ -300,7 +300,7 @@ public class DecryptActivity extends BaseActivity {
     }
 
     private void decryptClicked() {
-        if (mSource.getCurrentView().getId() == R.id.source_file) {
+        if (mSource.getCurrentView().getId() == R.id.sourceFile) {
             mDecryptTarget = Id.target.file;
         } else {
             mDecryptTarget = Id.target.message;
@@ -316,13 +316,15 @@ public class DecryptActivity extends BaseActivity {
             }
 
             if (mInputFilename.equals("")) {
-                Toast.makeText(this, "Select a file first.", Toast.LENGTH_SHORT).show();
+                Toast.makeText(this, R.string.noFileSelected, Toast.LENGTH_SHORT).show();
                 return;
             }
 
             File file = new File(mInputFilename);
             if (!file.exists() || !file.isFile()) {
-                Toast.makeText(this, "Error: file not found", Toast.LENGTH_SHORT).show();
+                Toast.makeText(this, getString(R.string.errorMessage,
+                                               getString(R.string.error_fileNotFound)),
+                               Toast.LENGTH_SHORT).show();
                 return;
             }
         }
@@ -350,7 +352,7 @@ public class DecryptActivity extends BaseActivity {
             try {
                 setSecretKeyId(Apg.getDecryptionKeyId(in));
                 if (getSecretKeyId() == 0) {
-                    throw new Apg.GeneralException("no suitable secret key found");
+                    throw new Apg.GeneralException(getString(R.string.error_noSecretKeyFound));
                 }
                 mAssumeSymmetricEncryption = false;
             } catch (Apg.NoAsymmetricEncryptionException e) {
@@ -363,21 +365,22 @@ public class DecryptActivity extends BaseActivity {
                     in = new ByteArrayInputStream(mMessage.getText().toString().getBytes());
                 }
                 if (!Apg.hasSymmetricEncryption(in)) {
-                    throw new Apg.GeneralException("no known kind of encryption found");
+                    throw new Apg.GeneralException(getString(R.string.error_noKnownEncryptionFound));
                 }
                 mAssumeSymmetricEncryption = true;
            }
 
            showDialog(Id.dialog.pass_phrase);
         } catch (FileNotFoundException e) {
-            error = "file not found: " + e.getLocalizedMessage();
+            error = getString(R.string.error_fileNotFound);
         } catch (IOException e) {
             error = e.getLocalizedMessage();
         } catch (Apg.GeneralException e) {
             error = e.getLocalizedMessage();
         }
         if (error != null) {
-            Toast.makeText(this, "Error: " + error, Toast.LENGTH_SHORT).show();
+            Toast.makeText(this, getString(R.string.errorMessage, error),
+                           Toast.LENGTH_SHORT).show();
         }
     }
 
@@ -481,12 +484,13 @@ public class DecryptActivity extends BaseActivity {
         String error = data.getString("error");
         if (error != null) {
             Toast.makeText(DecryptActivity.this,
-                           "Error: " + data.getString("error"),
+                           getString(R.string.errorMessage,
+                                     data.getString("error")),
                            Toast.LENGTH_SHORT).show();
             return;
         }
 
-        Toast.makeText(this, "Successfully decrypted.", Toast.LENGTH_SHORT).show();
+        Toast.makeText(this, R.string.decryptionSuccessful, Toast.LENGTH_SHORT).show();
         switch (mDecryptTarget) {
             case Id.target.message: {
                 String decryptedMessage = data.getString("decryptedMessage");
@@ -514,7 +518,7 @@ public class DecryptActivity extends BaseActivity {
             mSignatureKeyId = data.getLong("signatureKeyId");
             mUserIdRest.setText("id: " + Long.toHexString(mSignatureKeyId & 0xffffffffL));
             if (userId == null) {
-                userId = getResources().getString(R.string.unknown_user_id);
+                userId = getResources().getString(R.string.unknownUserId);
             }
             String chunks[] = userId.split(" <", 2);
             userId = chunks[0];
@@ -583,9 +587,8 @@ public class DecryptActivity extends BaseActivity {
     protected Dialog onCreateDialog(int id) {
         switch (id) {
             case Id.dialog.output_filename: {
-                return FileDialog.build(this, "Decrypt to file",
-                                        "Please specify which file to decrypt to.\n" +
-                                        "WARNING! File will be overwritten if it exists.",
+                return FileDialog.build(this, getString(R.string.title_decryptToFile),
+                                        getString(R.string.specifyFileToDecryptTo),
                                         mOutputFilename,
                                         new FileDialog.OnClickListener() {
 
@@ -601,8 +604,8 @@ public class DecryptActivity extends BaseActivity {
                                                 removeDialog(Id.dialog.output_filename);
                                             }
                                         },
-                                        getString(R.string.filemanager_title_save),
-                                        getString(R.string.filemanager_btn_save),
+                                        getString(R.string.filemanager_titleSave),
+                                        getString(R.string.filemanager_btnSave),
                                         Id.request.output_filename);
             }
 
diff --git a/src/org/thialfihar/android/apg/EditKeyActivity.java b/src/org/thialfihar/android/apg/EditKeyActivity.java
index a1c281030..6fd21178c 100644
--- a/src/org/thialfihar/android/apg/EditKeyActivity.java
+++ b/src/org/thialfihar/android/apg/EditKeyActivity.java
@@ -103,11 +103,11 @@ public class EditKeyActivity extends BaseActivity implements OnClickListener {
 
         LinearLayout container = (LinearLayout) findViewById(R.id.container);
         mUserIds = (SectionView) inflater.inflate(R.layout.edit_key_section, container, false);
-        mUserIds.setType(SectionView.TYPE_USER_ID);
+        mUserIds.setType(Id.type.user_id);
         mUserIds.setUserIds(userIds);
         container.addView(mUserIds);
         mKeys = (SectionView) inflater.inflate(R.layout.edit_key_section, container, false);
-        mKeys.setType(SectionView.TYPE_KEY);
+        mKeys.setType(Id.type.key);
         mKeys.setKeys(keys);
         container.addView(mKeys);
 
@@ -122,7 +122,7 @@ public class EditKeyActivity extends BaseActivity implements OnClickListener {
     @Override
     public boolean onCreateOptionsMenu(Menu menu) {
         menu.add(0, Id.menu.option.new_pass_phrase, 0,
-                 (havePassPhrase() ? "Change Pass Phrase" : "Set Pass Phrase"))
+                 (havePassPhrase() ? R.string.menu_changePassPhrase : R.string.menu_setPassPhrase))
                 .setIcon(android.R.drawable.ic_menu_add);
         return true;
     }
@@ -149,17 +149,17 @@ public class EditKeyActivity extends BaseActivity implements OnClickListener {
                 AlertDialog.Builder alert = new AlertDialog.Builder(this);
 
                 if (havePassPhrase()) {
-                    alert.setTitle("Change Pass Phrase");
+                    alert.setTitle(R.string.title_changePassPhrase);
                 } else {
-                    alert.setTitle("Set Pass Phrase");
+                    alert.setTitle(R.string.title_setPassPhrase);
                 }
-                alert.setMessage("Enter the pass phrase twice.");
+                alert.setMessage(R.string.enterPassPhraseTwice);
 
                 LayoutInflater inflater =
                     (LayoutInflater) getSystemService(Context.LAYOUT_INFLATER_SERVICE);
                 View view = inflater.inflate(R.layout.pass_phrase, null);
-                final EditText input1 = (EditText) view.findViewById(R.id.pass_phrase);
-                final EditText input2 = (EditText) view.findViewById(R.id.pass_phrase_again);
+                final EditText input1 = (EditText) view.findViewById(R.id.passPhrase);
+                final EditText input2 = (EditText) view.findViewById(R.id.passPhraseAgain);
 
                 alert.setView(view);
 
@@ -213,7 +213,7 @@ public class EditKeyActivity extends BaseActivity implements OnClickListener {
 
     private void saveClicked() {
         if (!havePassPhrase()) {
-            Toast.makeText(this, R.string.set_a_pass_phrase, Toast.LENGTH_SHORT).show();
+            Toast.makeText(this, R.string.setAPassPhrase, Toast.LENGTH_SHORT).show();
             return;
         }
         showDialog(Id.dialog.saving);
@@ -265,10 +265,10 @@ public class EditKeyActivity extends BaseActivity implements OnClickListener {
         String error = data.getString("error");
         if (error != null) {
             Toast.makeText(EditKeyActivity.this,
-                           "Error: " + data.getString("error"),
+                           getString(R.string.errorMessage, data.getString("error")),
                            Toast.LENGTH_SHORT).show();
         } else {
-            Toast.makeText(EditKeyActivity.this, R.string.key_saved, Toast.LENGTH_SHORT).show();
+            Toast.makeText(EditKeyActivity.this, R.string.keySaved, Toast.LENGTH_SHORT).show();
             setResult(RESULT_OK);
             finish();
         }
diff --git a/src/org/thialfihar/android/apg/EncryptActivity.java b/src/org/thialfihar/android/apg/EncryptActivity.java
index e98a4c785..fae6e6aa6 100644
--- a/src/org/thialfihar/android/apg/EncryptActivity.java
+++ b/src/org/thialfihar/android/apg/EncryptActivity.java
@@ -101,9 +101,9 @@ public class EncryptActivity extends BaseActivity {
         setContentView(R.layout.encrypt);
 
         mSource = (ViewFlipper) findViewById(R.id.source);
-        mSourceLabel = (TextView) findViewById(R.id.source_label);
-        mSourcePrevious = (ImageView) findViewById(R.id.source_previous);
-        mSourceNext = (ImageView) findViewById(R.id.source_next);
+        mSourceLabel = (TextView) findViewById(R.id.sourceLabel);
+        mSourcePrevious = (ImageView) findViewById(R.id.sourcePrevious);
+        mSourceNext = (ImageView) findViewById(R.id.sourceNext);
 
         mSourcePrevious.setClickable(true);
         mSourcePrevious.setOnClickListener(new OnClickListener() {
@@ -136,9 +136,9 @@ public class EncryptActivity extends BaseActivity {
         mSourceLabel.setOnClickListener(nextSourceClickListener);
 
         mMode = (ViewFlipper) findViewById(R.id.mode);
-        mModeLabel = (TextView) findViewById(R.id.mode_label);
-        mModePrevious = (ImageView) findViewById(R.id.mode_previous);
-        mModeNext = (ImageView) findViewById(R.id.mode_next);
+        mModeLabel = (TextView) findViewById(R.id.modeLabel);
+        mModePrevious = (ImageView) findViewById(R.id.modePrevious);
+        mModeNext = (ImageView) findViewById(R.id.modeNext);
 
         mModePrevious.setClickable(true);
         mModePrevious.setOnClickListener(new OnClickListener() {
@@ -172,17 +172,17 @@ public class EncryptActivity extends BaseActivity {
         mMessage = (EditText) findViewById(R.id.message);
         mSelectKeysButton = (Button) findViewById(R.id.btn_selectEncryptKeys);
         mEncryptButton = (Button) findViewById(R.id.btn_encrypt);
-        mEncryptToClipboardButton = (Button) findViewById(R.id.btn_encrypt_to_clipboard);
+        mEncryptToClipboardButton = (Button) findViewById(R.id.btn_encryptToClipboard);
         mSign = (CheckBox) findViewById(R.id.sign);
-        mMainUserId = (TextView) findViewById(R.id.main_user_id);
-        mMainUserIdRest = (TextView) findViewById(R.id.main_user_id_rest);
+        mMainUserId = (TextView) findViewById(R.id.mainUserId);
+        mMainUserIdRest = (TextView) findViewById(R.id.mainUserIdRest);
 
-        mPassPhrase = (EditText) findViewById(R.id.pass_phrase);
-        mPassPhraseAgain = (EditText) findViewById(R.id.pass_phrase_again);
+        mPassPhrase = (EditText) findViewById(R.id.passPhrase);
+        mPassPhraseAgain = (EditText) findViewById(R.id.passPhraseAgain);
 
         // measure the height of the source_file view and set the message view's min height to that,
         // so it fills mSource fully... bit of a hack.
-        View tmp = findViewById(R.id.source_file);
+        View tmp = findViewById(R.id.sourceFile);
         tmp.measure(View.MeasureSpec.UNSPECIFIED, View.MeasureSpec.UNSPECIFIED);
         int height = tmp.getMeasuredHeight();
         mMessage.setMinimumHeight(height);
@@ -196,12 +196,11 @@ public class EncryptActivity extends BaseActivity {
             }
         });
 
-        mDeleteAfter = (CheckBox) findViewById(R.id.delete_after_encryption);
+        mDeleteAfter = (CheckBox) findViewById(R.id.deleteAfterEncryption);
 
-        mAsciiArmour = (CheckBox) findViewById(R.id.ascii_armour);
+        mAsciiArmour = (CheckBox) findViewById(R.id.asciiArmour);
         mAsciiArmour.setChecked(getDefaultAsciiArmour());
         mAsciiArmour.setOnClickListener(new OnClickListener() {
-
             @Override
             public void onClick(View view) {
                 guessOutputFilename();
@@ -302,13 +301,13 @@ public class EncryptActivity extends BaseActivity {
                 }
                 mSource.setInAnimation(null);
                 mSource.setOutAnimation(null);
-                while (mSource.getCurrentView().getId() != R.id.source_message) {
+                while (mSource.getCurrentView().getId() != R.id.sourceMessage) {
                     mSource.showNext();
                 }
             } else if (intent.getAction().equals(Apg.Intent.ENCRYPT_FILE)) {
                 mSource.setInAnimation(null);
                 mSource.setOutAnimation(null);
-                while (mSource.getCurrentView().getId() != R.id.source_file) {
+                while (mSource.getCurrentView().getId() != R.id.sourceFile) {
                     mSource.showNext();
                 }
             }
@@ -326,14 +325,14 @@ public class EncryptActivity extends BaseActivity {
 
         intent.setData(Uri.parse("file://" + filename));
 
-        intent.putExtra(FileManager.EXTRA_TITLE, "Select file to encrypt...");
-        intent.putExtra(FileManager.EXTRA_BUTTON_TEXT, "Open");
+        intent.putExtra(FileManager.EXTRA_TITLE, R.string.filemanager_titleEncrypt);
+        intent.putExtra(FileManager.EXTRA_BUTTON_TEXT, R.string.filemanager_btnOpen);
 
         try {
             startActivityForResult(intent, Id.request.filename);
         } catch (ActivityNotFoundException e) {
             // No compatible file manager was found.
-            Toast.makeText(this, R.string.no_filemanager_installed, Toast.LENGTH_SHORT).show();
+            Toast.makeText(this, R.string.oiFilemanagerNotInstalled, Toast.LENGTH_SHORT).show();
         }
     }
 
@@ -346,14 +345,14 @@ public class EncryptActivity extends BaseActivity {
 
     private void updateSource() {
         switch (mSource.getCurrentView().getId()) {
-            case R.id.source_file: {
+            case R.id.sourceFile: {
                 mSourceLabel.setText(R.string.label_file);
                 mEncryptButton.setText(R.string.btn_encrypt);
                 mEncryptToClipboardButton.setEnabled(false);
                 break;
             }
 
-            case R.id.source_message: {
+            case R.id.sourceMessage: {
                 mSourceLabel.setText(R.string.label_message);
                 mEncryptButton.setText(R.string.btn_send);
                 mEncryptToClipboardButton.setEnabled(true);
@@ -368,12 +367,12 @@ public class EncryptActivity extends BaseActivity {
 
     private void updateMode() {
         switch (mMode.getCurrentView().getId()) {
-            case R.id.mode_asymmetric: {
+            case R.id.modeAsymmetric: {
                 mModeLabel.setText(R.string.label_asymmetric);
                 break;
             }
 
-            case R.id.mode_symmetric: {
+            case R.id.modeSymmetric: {
                 mModeLabel.setText(R.string.label_symmetric);
                 break;
             }
@@ -390,7 +389,7 @@ public class EncryptActivity extends BaseActivity {
     }
 
     private void encryptClicked() {
-        if (mSource.getCurrentView().getId() == R.id.source_file) {
+        if (mSource.getCurrentView().getId() == R.id.sourceFile) {
             mEncryptTarget = Id.target.file;
         } else {
             mEncryptTarget = Id.target.email;
@@ -406,43 +405,44 @@ public class EncryptActivity extends BaseActivity {
             }
 
             if (mInputFilename.equals("")) {
-                Toast.makeText(this, "Select a file first.", Toast.LENGTH_SHORT).show();
+                Toast.makeText(this, R.string.noFileSelected, Toast.LENGTH_SHORT).show();
                 return;
             }
 
             File file = new File(mInputFilename);
             if (!file.exists() || !file.isFile()) {
-                Toast.makeText(this, "Error: file not found", Toast.LENGTH_SHORT).show();
+                Toast.makeText(this, getString(R.string.errorMessage,
+                                               getString(R.string.error_fileNotFound)),
+                               Toast.LENGTH_SHORT).show();
                 return;
             }
         }
 
         // symmetric encryption
-        if (mMode.getCurrentView().getId() == R.id.mode_symmetric) {
+        if (mMode.getCurrentView().getId() == R.id.modeSymmetric) {
             boolean gotPassPhrase = false;
             String passPhrase = mPassPhrase.getText().toString();
             String passPhraseAgain = mPassPhraseAgain.getText().toString();
             if (!passPhrase.equals(passPhraseAgain)) {
-                Toast.makeText(this, "Pass phrases don't match.", Toast.LENGTH_SHORT).show();
+                Toast.makeText(this, R.string.passPhrasesDoNotMatch, Toast.LENGTH_SHORT).show();
                 return;
             }
 
             gotPassPhrase = (passPhrase.length() != 0);
             if (!gotPassPhrase) {
-                Toast.makeText(this, "Enter a pass phrase.", Toast.LENGTH_SHORT).show();
+                Toast.makeText(this, R.string.passPhraseMustNotBeEmpty, Toast.LENGTH_SHORT).show();
                 return;
             }
         } else {
             boolean encryptIt = mEncryptionKeyIds != null && mEncryptionKeyIds.length > 0;
             // for now require at least one form of encryption for files
             if (!encryptIt && mEncryptTarget == Id.target.file) {
-                Toast.makeText(this, "Select at least one encryption key.",
-                               Toast.LENGTH_SHORT).show();
+                Toast.makeText(this, R.string.selectEncryptionKey, Toast.LENGTH_SHORT).show();
                 return;
             }
 
             if (!encryptIt && getSecretKeyId() == 0) {
-                Toast.makeText(this, "Select at least one encryption key or a signature key.",
+                Toast.makeText(this, R.string.selectEncryptionOrSignatureKey,
                                Toast.LENGTH_SHORT).show();
                 return;
             }
@@ -495,7 +495,7 @@ public class EncryptActivity extends BaseActivity {
             boolean signOnly = false;
 
             String passPhrase = null;
-            if (mMode.getCurrentView().getId() == R.id.mode_symmetric) {
+            if (mMode.getCurrentView().getId() == R.id.modeSymmetric) {
                 passPhrase = mPassPhrase.getText().toString();
                 if (passPhrase.length() == 0) {
                     passPhrase = null;
@@ -510,7 +510,7 @@ public class EncryptActivity extends BaseActivity {
                 if (mInputFilename.startsWith(Environment.getExternalStorageDirectory().getAbsolutePath()) ||
                     mOutputFilename.startsWith(Environment.getExternalStorageDirectory().getAbsolutePath())) {
                     if (!Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED)) {
-                        throw new GeneralException("external storage not ready");
+                        throw new GeneralException(getString(R.string.error_externalStorageNotReady));
                     }
                 }
 
@@ -583,12 +583,12 @@ public class EncryptActivity extends BaseActivity {
 
     private void updateView() {
         if (mEncryptionKeyIds == null || mEncryptionKeyIds.length == 0) {
-            mSelectKeysButton.setText(R.string.no_keys_selected);
+            mSelectKeysButton.setText(R.string.noKeysSelected);
         } else if (mEncryptionKeyIds.length == 1) {
-            mSelectKeysButton.setText(R.string.one_key_selected);
+            mSelectKeysButton.setText(R.string.oneKeySelected);
         } else {
             mSelectKeysButton.setText("" + mEncryptionKeyIds.length + " " +
-                                      getResources().getString(R.string.n_keys_selected));
+                                      getResources().getString(R.string.nKeysSelected));
         }
 
         if (getSecretKeyId() == 0) {
@@ -596,7 +596,7 @@ public class EncryptActivity extends BaseActivity {
             mMainUserId.setText("");
             mMainUserIdRest.setText("");
         } else {
-            String uid = getResources().getString(R.string.unknown_user_id);
+            String uid = getResources().getString(R.string.unknownUserId);
             String uidExtra = "";
             PGPSecretKeyRing keyRing = Apg.getSecretKeyRing(getSecretKeyId());
             if (keyRing != null) {
@@ -699,7 +699,7 @@ public class EncryptActivity extends BaseActivity {
         String error = data.getString("error");
         if (error != null) {
             Toast.makeText(EncryptActivity.this,
-                           "Error: " + data.getString("error"),
+                           getString(R.string.errorMessage, data.getString("error")),
                            Toast.LENGTH_SHORT).show();
             return;
         } else {
@@ -708,7 +708,7 @@ public class EncryptActivity extends BaseActivity {
                 case Id.target.clipboard: {
                     ClipboardManager clip = (ClipboardManager) getSystemService(CLIPBOARD_SERVICE);
                     clip.setText(message);
-                    Toast.makeText(this, "Successfully encrypted to clipboard.",
+                    Toast.makeText(this, R.string.encryptionToClipboardSuccessful,
                                    Toast.LENGTH_SHORT).show();
                     break;
                 }
@@ -726,11 +726,12 @@ public class EncryptActivity extends BaseActivity {
                                              new String[] { mSendTo });
                     }
                     EncryptActivity.this.
-                            startActivity(Intent.createChooser(emailIntent, "Send mail..."));
+                            startActivity(Intent.createChooser(emailIntent,
+                                                               getString(R.string.title_sendEmail)));
                 }
 
                 case Id.target.file: {
-                    Toast.makeText(this, "Successfully encrypted.", Toast.LENGTH_SHORT).show();
+                    Toast.makeText(this, R.string.encryptionSuccessful, Toast.LENGTH_SHORT).show();
                     if (mDeleteAfter.isChecked()) {
                         setDeleteFile(mInputFilename);
                         showDialog(Id.dialog.delete_file);
@@ -750,9 +751,8 @@ public class EncryptActivity extends BaseActivity {
     protected Dialog onCreateDialog(int id) {
         switch (id) {
             case Id.dialog.output_filename: {
-                return FileDialog.build(this, "Encrypt to file",
-                                        "Please specify which file to encrypt to.\n" +
-                                        "WARNING! File will be overwritten if it exists.",
+                return FileDialog.build(this, getString(R.string.title_encryptToFile),
+                                        getString(R.string.specifyFileToEncryptTo),
                                         mOutputFilename,
                                         new FileDialog.OnClickListener() {
 
@@ -768,8 +768,8 @@ public class EncryptActivity extends BaseActivity {
                                                 removeDialog(Id.dialog.output_filename);
                                             }
                                         },
-                                        getString(R.string.filemanager_title_save),
-                                        getString(R.string.filemanager_btn_save),
+                                        getString(R.string.filemanager_titleSave),
+                                        getString(R.string.filemanager_btnSave),
                                         Id.request.output_filename);
             }
 
diff --git a/src/org/thialfihar/android/apg/FileDialog.java b/src/org/thialfihar/android/apg/FileDialog.java
index 891606362..22d64fc84 100644
--- a/src/org/thialfihar/android/apg/FileDialog.java
+++ b/src/org/thialfihar/android/apg/FileDialog.java
@@ -113,7 +113,7 @@ public class FileDialog {
             mActivity.startActivityForResult(intent, mRequestCode);
         } catch (ActivityNotFoundException e) {
             // No compatible file manager was found.
-            Toast.makeText(mActivity, R.string.no_filemanager_installed, Toast.LENGTH_SHORT).show();
+            Toast.makeText(mActivity, R.string.oiFilemanagerNotInstalled, Toast.LENGTH_SHORT).show();
         }
     }
 }
diff --git a/src/org/thialfihar/android/apg/Id.java b/src/org/thialfihar/android/apg/Id.java
index 98ea2ebf8..e208cdfcc 100644
--- a/src/org/thialfihar/android/apg/Id.java
+++ b/src/org/thialfihar/android/apg/Id.java
@@ -81,6 +81,8 @@ public final class Id {
     public static final class type {
         public static final int public_key = 0x21070001;
         public static final int secret_key = 0x21070002;
+        public static final int user_id = 0x21070003;
+        public static final int key = 0x21070004;
     }
 
     public static final class choice {
diff --git a/src/org/thialfihar/android/apg/MailListActivity.java b/src/org/thialfihar/android/apg/MailListActivity.java
index 7ad0d7fd1..f0abe8f45 100644
--- a/src/org/thialfihar/android/apg/MailListActivity.java
+++ b/src/org/thialfihar/android/apg/MailListActivity.java
@@ -196,7 +196,7 @@ public class MailListActivity extends ListActivity {
             Message message = (Message) getItem(position);
 
             TextView subject = (TextView) view.findViewById(R.id.subject);
-            TextView email = (TextView) view.findViewById(R.id.email_address);
+            TextView email = (TextView) view.findViewById(R.id.emailAddress);
             ImageView status = (ImageView) view.findViewById(R.id.ic_status);
 
             subject.setText(message.subject);
diff --git a/src/org/thialfihar/android/apg/MainActivity.java b/src/org/thialfihar/android/apg/MainActivity.java
index 39e9b7aa9..4bf585df4 100644
--- a/src/org/thialfihar/android/apg/MainActivity.java
+++ b/src/org/thialfihar/android/apg/MainActivity.java
@@ -57,7 +57,7 @@ public class MainActivity extends BaseActivity {
         Button decryptMessageButton = (Button) findViewById(R.id.btn_decryptMessage);
         Button encryptFileButton = (Button) findViewById(R.id.btn_encryptFile);
         Button decryptFileButton = (Button) findViewById(R.id.btn_decryptFile);
-        mAccounts = (ListView) findViewById(R.id.account_list);
+        mAccounts = (ListView) findViewById(R.id.accounts);
 
         encryptMessageButton.setOnClickListener(new OnClickListener() {
             @Override
@@ -126,44 +126,46 @@ public class MainActivity extends BaseActivity {
             case Id.dialog.new_account: {
                 AlertDialog.Builder alert = new AlertDialog.Builder(this);
 
-                alert.setTitle("Add Account");
-                alert.setMessage("Specify the Google Mail account you want to add.");
+                alert.setTitle(R.string.title_addAccount);
+                alert.setMessage(R.string.specifyGoogleMailAccount);
 
                 final EditText input = new EditText(this);
                 alert.setView(input);
 
                 alert.setPositiveButton(android.R.string.ok,
-                                        new DialogInterface.OnClickListener() {
-                                            public void onClick(DialogInterface dialog, int id) {
-                                                MainActivity.this.removeDialog(Id.dialog.new_account);
-                                                String accountName = "" + input.getText();
+                        new DialogInterface.OnClickListener() {
+                            public void onClick(DialogInterface dialog, int id) {
+                                MainActivity.this.removeDialog(Id.dialog.new_account);
+                                String accountName = "" + input.getText();
 
-                                                Cursor testCursor =
-                                                        managedQuery(Uri.parse("content://gmail-ls/conversations/" +
-                                                                               accountName),
-                                                                     null, null, null, null);
-                                                if (testCursor == null) {
-                                                    Toast.makeText(MainActivity.this,
-                                                                   "Error: account '" + accountName +
-                                                                     "' not found",
-                                                                   Toast.LENGTH_SHORT).show();
-                                                    return;
-                                                }
+                                Cursor testCursor =
+                                        managedQuery(Uri.parse("content://gmail-ls/conversations/" +
+                                                               accountName),
+                                                     null, null, null, null);
+                                if (testCursor == null) {
+                                    Toast.makeText(MainActivity.this,
+                                                   getString(R.string.errorMessage,
+                                                             getString(R.string.error_accountNotFound,
+                                                                       accountName)),
+                                                   Toast.LENGTH_SHORT).show();
+                                    return;
+                                }
 
-                                                ContentValues values = new ContentValues();
-                                                values.put(Accounts.NAME, accountName);
-                                                try {
-                                                    MainActivity.this.getContentResolver()
-                                                                     .insert(Accounts.CONTENT_URI,
-                                                                             values);
-                                                } catch (SQLException e) {
-                                                    Toast.makeText(MainActivity.this,
-                                                                   "Error: failed to add account '" +
-                                                                              accountName + "'",
-                                                                   Toast.LENGTH_SHORT).show();
-                                                }
-                                            }
-                                        });
+                                ContentValues values = new ContentValues();
+                                values.put(Accounts.NAME, accountName);
+                                try {
+                                    MainActivity.this.getContentResolver()
+                                                     .insert(Accounts.CONTENT_URI,
+                                                             values);
+                                } catch (SQLException e) {
+                                    Toast.makeText(MainActivity.this,
+                                                   getString(R.string.errorMessage,
+                                                             getString(R.string.error_addingAccountFailed,
+                                                                       accountName)),
+                                                   Toast.LENGTH_SHORT).show();
+                                }
+                            }
+                        });
 
                 alert.setNegativeButton(android.R.string.cancel,
                                         new DialogInterface.OnClickListener() {
@@ -302,10 +304,10 @@ public class MainActivity extends BaseActivity {
     public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) {
         super.onCreateContextMenu(menu, v, menuInfo);
 
-        TextView nameTextView = (TextView) v.findViewById(R.id.account_name);
+        TextView nameTextView = (TextView) v.findViewById(R.id.accountName);
         if (nameTextView != null) {
             menu.setHeaderTitle(nameTextView.getText());
-            menu.add(0, Id.menu.delete, 0, "Delete Account");
+            menu.add(0, Id.menu.delete, 0, R.string.menu_deleteAccount);
         }
     }
 
@@ -348,7 +350,7 @@ public class MainActivity extends BaseActivity {
 
         @Override
         public void bindView(View view, Context context, Cursor cursor) {
-            TextView nameTextView = (TextView) view.findViewById(R.id.account_name);
+            TextView nameTextView = (TextView) view.findViewById(R.id.accountName);
             int nameIndex = cursor.getColumnIndex(Accounts.NAME);
             final String account = cursor.getString(nameIndex);
             nameTextView.setText(account);
diff --git a/src/org/thialfihar/android/apg/PreferencesActivity.java b/src/org/thialfihar/android/apg/PreferencesActivity.java
index fe13d4f3b..607bb9c8b 100644
--- a/src/org/thialfihar/android/apg/PreferencesActivity.java
+++ b/src/org/thialfihar/android/apg/PreferencesActivity.java
@@ -39,9 +39,9 @@ public class PreferencesActivity extends BaseActivity {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.preferences);
 
-        mEncryptionAlgorithm = (Spinner) findViewById(R.id.encryption_algorithm);
-        mHashAlgorithm = (Spinner) findViewById(R.id.hash_algorithm);
-        mAsciiArmour = (CheckBox) findViewById(R.id.ascii_armour);
+        mEncryptionAlgorithm = (Spinner) findViewById(R.id.encryptionAlgorithm);
+        mHashAlgorithm = (Spinner) findViewById(R.id.hashAlgorithm);
+        mAsciiArmour = (CheckBox) findViewById(R.id.asciiArmour);
 
         mAsciiArmour.setChecked(getDefaultAsciiArmour());
 
diff --git a/src/org/thialfihar/android/apg/PublicKeyListActivity.java b/src/org/thialfihar/android/apg/PublicKeyListActivity.java
index f8eacb101..caf28a391 100644
--- a/src/org/thialfihar/android/apg/PublicKeyListActivity.java
+++ b/src/org/thialfihar/android/apg/PublicKeyListActivity.java
@@ -68,9 +68,9 @@ public class PublicKeyListActivity extends BaseActivity {
 
     @Override
     public boolean onCreateOptionsMenu(Menu menu) {
-        menu.add(0, Id.menu.option.import_keys, 0, "Import Keys")
+        menu.add(0, Id.menu.option.import_keys, 0, R.string.menu_importKeys)
                 .setIcon(android.R.drawable.ic_menu_add);
-        menu.add(0, Id.menu.option.export_keys, 1, "Export Keys")
+        menu.add(0, Id.menu.option.export_keys, 1, R.string.menu_exportKeys)
                 .setIcon(android.R.drawable.ic_menu_save);
         return true;
     }
@@ -107,8 +107,8 @@ public class PublicKeyListActivity extends BaseActivity {
             PGPPublicKeyRing keyRing = Apg.getPublicKeyRings().get(groupPosition);
             String userId = Apg.getMainUserIdSafe(this, Apg.getMasterKey(keyRing));
             menu.setHeaderTitle(userId);
-            menu.add(0, Id.menu.export, 0, "Export Key");
-            menu.add(0, Id.menu.delete, 1, "Delete Key");
+            menu.add(0, Id.menu.export, 0, R.string.menu_exportKey);
+            menu.add(0, Id.menu.delete, 1, R.string.menu_deleteKey);
         }
     }
 
@@ -151,11 +151,11 @@ public class PublicKeyListActivity extends BaseActivity {
                 String userId = Apg.getMainUserIdSafe(this, Apg.getMasterKey(keyRing));
 
                 AlertDialog.Builder builder = new AlertDialog.Builder(this);
-                builder.setTitle("Warning  ");
-                builder.setMessage("Do you really want to delete the key '" + userId + "'?\n" +
-                                   "You can't undo this!");
+                builder.setTitle(R.string.warning);
+                builder.setMessage(getString(R.string.keyDeletionConfirmation, userId));
                 builder.setIcon(android.R.drawable.ic_dialog_alert);
-                builder.setPositiveButton("Delete", new DialogInterface.OnClickListener() {
+                builder.setPositiveButton(R.string.btn_delete,
+                                          new DialogInterface.OnClickListener() {
                                               public void onClick(DialogInterface dialog, int id) {
                                                   deleteKey(mSelectedItem);
                                                   mSelectedItem = -1;
@@ -173,8 +173,8 @@ public class PublicKeyListActivity extends BaseActivity {
             }
 
             case Id.dialog.import_keys: {
-                return FileDialog.build(this, "Import Keys",
-                                        "Please specify which file to import from.",
+                return FileDialog.build(this, getString(R.string.title_importKeys),
+                                        getString(R.string.specifyFileToImportFrom),
                                         mImportFilename,
                                         new FileDialog.OnClickListener() {
 
@@ -190,8 +190,8 @@ public class PublicKeyListActivity extends BaseActivity {
                                                 removeDialog(Id.dialog.import_keys);
                                             }
                                         },
-                                        getString(R.string.filemanager_title_open),
-                                        getString(R.string.filemanager_btn_open),
+                                        getString(R.string.filemanager_titleOpen),
+                                        getString(R.string.filemanager_btnOpen),
                                         Id.request.filename);
             }
 
@@ -201,17 +201,14 @@ public class PublicKeyListActivity extends BaseActivity {
             }
 
             case Id.dialog.export_keys: {
-                String title = "Export Key";
+                String title = (singleKeyExport ?
+                                    getString(R.string.title_exportKey) :
+                                    getString(R.string.title_exportKeys));
 
-                if (!singleKeyExport) {
-                    // plural "Keys"
-                    title += "s";
-                }
                 final int thisDialogId = (singleKeyExport ? Id.dialog.export_key : Id.dialog.export_keys);
 
                 return FileDialog.build(this, title,
-                                        "Please specify which file to export to.\n" +
-                                        "WARNING! File will be overwritten if it exists.",
+                                        getString(R.string.specifyFileToExportTo),
                                         mExportFilename,
                                         new FileDialog.OnClickListener() {
 
@@ -227,8 +224,8 @@ public class PublicKeyListActivity extends BaseActivity {
                                                 removeDialog(thisDialogId);
                                             }
                                         },
-                                        getString(R.string.filemanager_title_save),
-                                        getString(R.string.filemanager_btn_save),
+                                        getString(R.string.filemanager_titleSave),
+                                        getString(R.string.filemanager_btnSave),
                                         Id.request.filename);
             }
 
@@ -280,7 +277,7 @@ public class PublicKeyListActivity extends BaseActivity {
                 data = Apg.exportKeyRings(this, keys, filename, this);
             }
         } catch (FileNotFoundException e) {
-            error = "file '" + filename + "' not found";
+            error = getString(R.string.error_fileNotFound);
         } catch (IOException e) {
             error = e.getMessage();
         } catch (PGPException e) {
@@ -327,21 +324,20 @@ public class PublicKeyListActivity extends BaseActivity {
                     String error = data.getString("error");
                     if (error != null) {
                         Toast.makeText(PublicKeyListActivity.this,
-                                       "Error: " + data.getString("error"),
+                                       getString(R.string.errorMessage, data.getString("error")),
                                        Toast.LENGTH_SHORT).show();
                     } else {
                         int added = data.getInt("added");
                         int updated = data.getInt("updated");
                         String message;
                         if (added > 0 && updated > 0) {
-                            message = "Succssfully added " + added + " keys and updated " +
-                                      updated + " keys.";
+                            message = getString(R.string.keysAddedAndUpdated, added, updated);
                         } else if (added > 0) {
-                            message = "Succssfully added " + added + " keys.";
+                            message = getString(R.string.keysAdded, added);
                         } else if (updated > 0) {
-                            message = "Succssfully updated " + updated + " keys.";
+                            message = getString(R.string.keysUpdated, updated);
                         } else {
-                            message = "No keys added or updated.";
+                            message = getString(R.string.noKeysAddedOrUpdated);
                         }
                         Toast.makeText(PublicKeyListActivity.this, message,
                                        Toast.LENGTH_SHORT).show();
@@ -356,17 +352,17 @@ public class PublicKeyListActivity extends BaseActivity {
                     String error = data.getString("error");
                     if (error != null) {
                         Toast.makeText(PublicKeyListActivity.this,
-                                       "Error: " + data.getString("error"),
+                                       getString(R.string.errorMessage, data.getString("error")),
                                        Toast.LENGTH_SHORT).show();
                     } else {
                         int exported = data.getInt("exported");
                         String message;
                         if (exported == 1) {
-                            message = "Succssfully exported 1 key.";
+                            message = getString(R.string.keyExported);
                         } else if (exported > 0) {
-                            message = "Succssfully exported " + exported + " keys.";
+                            message = getString(R.string.keysExported);
                         } else{
-                            message = "No keys exported.";
+                            message = getString(R.string.noKeysExported);
                         }
                         Toast.makeText(PublicKeyListActivity.this, message,
                                        Toast.LENGTH_SHORT).show();
@@ -481,9 +477,9 @@ public class PublicKeyListActivity extends BaseActivity {
                 view = mInflater.inflate(R.layout.key_list_group_item, null);
                 view.setBackgroundResource(android.R.drawable.list_selector_background);
 
-                TextView mainUserId = (TextView) view.findViewById(R.id.main_user_id);
+                TextView mainUserId = (TextView) view.findViewById(R.id.mainUserId);
                 mainUserId.setText("");
-                TextView mainUserIdRest = (TextView) view.findViewById(R.id.main_user_id_rest);
+                TextView mainUserIdRest = (TextView) view.findViewById(R.id.mainUserIdRest);
                 mainUserIdRest.setText("");
 
                 String userId = Apg.getMainUserId(key);
@@ -497,7 +493,7 @@ public class PublicKeyListActivity extends BaseActivity {
                 }
 
                 if (mainUserId.getText().length() == 0) {
-                    mainUserId.setText(R.string.unknown_user_id);
+                    mainUserId.setText(R.string.unknownUserId);
                 }
 
                 if (mainUserIdRest.getText().length() == 0) {
@@ -525,22 +521,22 @@ public class PublicKeyListActivity extends BaseActivity {
                         view = mInflater.inflate(R.layout.key_list_child_item_sub_key, null);
                     }
 
-                    TextView keyId = (TextView) view.findViewById(R.id.key_id);
+                    TextView keyId = (TextView) view.findViewById(R.id.keyId);
                     String keyIdStr = Long.toHexString(key.getKeyID() & 0xffffffffL);
                     while (keyIdStr.length() < 8) {
                         keyIdStr = "0" + keyIdStr;
                     }
                     keyId.setText(keyIdStr);
-                    TextView keyDetails = (TextView) view.findViewById(R.id.key_details);
+                    TextView keyDetails = (TextView) view.findViewById(R.id.keyDetails);
                     String algorithmStr = Apg.getAlgorithmInfo(key);
                     keyDetails.setText("(" + algorithmStr + ")");
 
-                    ImageView encryptIcon = (ImageView) view.findViewById(R.id.ic_encrypt_key);
+                    ImageView encryptIcon = (ImageView) view.findViewById(R.id.ic_encryptKey);
                     if (!Apg.isEncryptionKey(key)) {
                         encryptIcon.setVisibility(View.GONE);
                     }
 
-                    ImageView signIcon = (ImageView) view.findViewById(R.id.ic_sign_key);
+                    ImageView signIcon = (ImageView) view.findViewById(R.id.ic_signKey);
                     if (!Apg.isSigningKey(key)) {
                         signIcon.setVisibility(View.GONE);
                     }
@@ -549,7 +545,7 @@ public class PublicKeyListActivity extends BaseActivity {
 
                 case KeyChild.USER_ID: {
                     view = mInflater.inflate(R.layout.key_list_child_item_user_id, null);
-                    TextView userId = (TextView) view.findViewById(R.id.user_id);
+                    TextView userId = (TextView) view.findViewById(R.id.userId);
                     userId.setText(child.userId);
                     break;
                 }
diff --git a/src/org/thialfihar/android/apg/SecretKeyListActivity.java b/src/org/thialfihar/android/apg/SecretKeyListActivity.java
index 09f341680..a3661c7cb 100644
--- a/src/org/thialfihar/android/apg/SecretKeyListActivity.java
+++ b/src/org/thialfihar/android/apg/SecretKeyListActivity.java
@@ -70,11 +70,11 @@ public class SecretKeyListActivity extends BaseActivity implements OnChildClickL
 
     @Override
     public boolean onCreateOptionsMenu(Menu menu) {
-        menu.add(0, Id.menu.option.import_keys, 0, "Import Keys")
+        menu.add(0, Id.menu.option.import_keys, 0, R.string.menu_importKeys)
                 .setIcon(android.R.drawable.ic_menu_add);
-        menu.add(0, Id.menu.option.export_keys, 1, "Export Keys")
+        menu.add(0, Id.menu.option.export_keys, 1, R.string.menu_exportKeys)
                 .setIcon(android.R.drawable.ic_menu_save);
-        menu.add(1, Id.menu.option.create, 2, "Create Key")
+        menu.add(1, Id.menu.option.create, 2, R.string.menu_createKey)
                 .setIcon(android.R.drawable.ic_menu_add);
         return true;
     }
@@ -116,9 +116,9 @@ public class SecretKeyListActivity extends BaseActivity implements OnChildClickL
             PGPSecretKeyRing keyRing = Apg.getSecretKeyRings().get(groupPosition);
             String userId = Apg.getMainUserIdSafe(this, Apg.getMasterKey(keyRing));
             menu.setHeaderTitle(userId);
-            menu.add(0, Id.menu.edit, 0, "Edit Key");
-            menu.add(0, Id.menu.export, 1, "Export Key");
-            menu.add(0, Id.menu.delete, 2, "Delete Key");
+            menu.add(0, Id.menu.edit, 0, R.string.menu_editKey);
+            menu.add(0, Id.menu.export, 1, R.string.menu_exportKey);
+            menu.add(0, Id.menu.delete, 2, R.string.menu_deleteKey);
         }
     }
 
@@ -176,11 +176,11 @@ public class SecretKeyListActivity extends BaseActivity implements OnChildClickL
                 String userId = Apg.getMainUserIdSafe(this, Apg.getMasterKey(keyRing));
 
                 AlertDialog.Builder builder = new AlertDialog.Builder(this);
-                builder.setTitle("Warning  ");
-                builder.setMessage("Do you really want to delete the key '" + userId + "'?\n" +
-                                   "You can't undo this!");
+                builder.setTitle(R.string.warning);
+                builder.setMessage(getString(R.string.secretKeyDeletionConfirmation, userId));
                 builder.setIcon(android.R.drawable.ic_dialog_alert);
-                builder.setPositiveButton("Delete", new DialogInterface.OnClickListener() {
+                builder.setPositiveButton(R.string.btn_delete,
+                                          new DialogInterface.OnClickListener() {
                                               public void onClick(DialogInterface dialog, int id) {
                                                   deleteKey(mSelectedItem);
                                                   mSelectedItem = -1;
@@ -198,8 +198,8 @@ public class SecretKeyListActivity extends BaseActivity implements OnChildClickL
             }
 
             case Id.dialog.import_keys: {
-                return FileDialog.build(this, "Import Keys",
-                                        "Please specify which file to import from.",
+                return FileDialog.build(this, getString(R.string.title_importKeys),
+                                        getString(R.string.specifyFileToImportFrom),
                                         mImportFilename,
                                         new FileDialog.OnClickListener() {
 
@@ -215,8 +215,8 @@ public class SecretKeyListActivity extends BaseActivity implements OnChildClickL
                                                 removeDialog(Id.dialog.import_keys);
                                             }
                                         },
-                                        getString(R.string.filemanager_title_open),
-                                        getString(R.string.filemanager_btn_open),
+                                        getString(R.string.filemanager_titleOpen),
+                                        getString(R.string.filemanager_btnOpen),
                                         Id.request.filename);
             }
 
@@ -226,18 +226,14 @@ public class SecretKeyListActivity extends BaseActivity implements OnChildClickL
             }
 
             case Id.dialog.export_keys: {
-                String title = "Export Key";
+                String title = (singleKeyExport ?
+                                     getString(R.string.title_exportKey) :
+                                     getString(R.string.title_exportKeys));
 
-                if (!singleKeyExport) {
-                    // plural "Keys"
-                    title += "s";
-                }
-                final int thisDialogId = (singleKeyExport ? Id.dialog.delete_key : Id.dialog.export_keys);
+                final int thisDialogId = (singleKeyExport ? Id.dialog.export_key : Id.dialog.export_keys);
 
                 return FileDialog.build(this, title,
-                                        "Please specify which file to export to.\n" +
-                                        "WARNING! You are about to export SECRET keys.\n" +
-                                        "WARNING! File will be overwritten if it exists.",
+                                        getString(R.string.specifyFileToExportSecretKeysTo),
                                         mExportFilename,
                                         new FileDialog.OnClickListener() {
 
@@ -253,8 +249,8 @@ public class SecretKeyListActivity extends BaseActivity implements OnChildClickL
                                                 removeDialog(thisDialogId);
                                             }
                                         },
-                                        getString(R.string.filemanager_title_save),
-                                        getString(R.string.filemanager_btn_save),
+                                        getString(R.string.filemanager_titleSave),
+                                        getString(R.string.filemanager_btnSave),
                                         Id.request.filename);
             }
 
@@ -363,7 +359,7 @@ public class SecretKeyListActivity extends BaseActivity implements OnChildClickL
                 data = Apg.exportKeyRings(this, keys, filename, this);
             }
         } catch (FileNotFoundException e) {
-            error = "file '" + filename + "' not found";
+            error = getString(R.string.error_fileNotFound);
         } catch (IOException e) {
             error = e.getMessage();
         } catch (PGPException e) {
@@ -410,21 +406,20 @@ public class SecretKeyListActivity extends BaseActivity implements OnChildClickL
                     String error = data.getString("error");
                     if (error != null) {
                         Toast.makeText(SecretKeyListActivity.this,
-                                       "Error: " + data.getString("error"),
+                                       getString(R.string.errorMessage, data.getString("error")),
                                        Toast.LENGTH_SHORT).show();
                     } else {
                         int added = data.getInt("added");
                         int updated = data.getInt("updated");
                         String message;
                         if (added > 0 && updated > 0) {
-                            message = "Succssfully added " + added + " keys and updated " +
-                                      updated + " keys.";
+                            message = getString(R.string.keysAddedAndUpdated, added, updated);
                         } else if (added > 0) {
-                            message = "Succssfully added " + added + " keys.";
+                            message = getString(R.string.keysAdded, added);
                         } else if (updated > 0) {
-                            message = "Succssfully updated " + updated + " keys.";
+                            message = getString(R.string.keysUpdated, updated);
                         } else {
-                            message = "No keys added or updated.";
+                            message = getString(R.string.noKeysAddedOrUpdated);
                         }
                         Toast.makeText(SecretKeyListActivity.this, message,
                                        Toast.LENGTH_SHORT).show();
@@ -439,17 +434,17 @@ public class SecretKeyListActivity extends BaseActivity implements OnChildClickL
                     String error = data.getString("error");
                     if (error != null) {
                         Toast.makeText(SecretKeyListActivity.this,
-                                       "Error: " + data.getString("error"),
+                                       getString(R.string.errorMessage, data.getString("error")),
                                        Toast.LENGTH_SHORT).show();
                     } else {
                         int exported = data.getInt("exported");
                         String message;
                         if (exported == 1) {
-                            message = "Succssfully exported 1 key.";
+                            message = getString(R.string.keyExported);
                         } else if (exported > 0) {
-                            message = "Succssfully exported " + exported + " keys.";
+                            message = getString(R.string.keysExported);
                         } else{
-                            message = "No keys exported.";
+                            message = getString(R.string.noKeysExported);
                         }
                         Toast.makeText(SecretKeyListActivity.this, message,
                                        Toast.LENGTH_SHORT).show();
@@ -563,9 +558,9 @@ public class SecretKeyListActivity extends BaseActivity implements OnChildClickL
                 view = mInflater.inflate(R.layout.key_list_group_item, null);
                 view.setBackgroundResource(android.R.drawable.list_selector_background);
 
-                TextView mainUserId = (TextView) view.findViewById(R.id.main_user_id);
+                TextView mainUserId = (TextView) view.findViewById(R.id.mainUserId);
                 mainUserId.setText("");
-                TextView mainUserIdRest = (TextView) view.findViewById(R.id.main_user_id_rest);
+                TextView mainUserIdRest = (TextView) view.findViewById(R.id.mainUserIdRest);
                 mainUserIdRest.setText("");
 
                 String userId = Apg.getMainUserId(key);
@@ -579,7 +574,7 @@ public class SecretKeyListActivity extends BaseActivity implements OnChildClickL
                 }
 
                 if (mainUserId.getText().length() == 0) {
-                    mainUserId.setText(R.string.unknown_user_id);
+                    mainUserId.setText(R.string.unknownUserId);
                 }
 
                 if (mainUserIdRest.getText().length() == 0) {
@@ -607,22 +602,22 @@ public class SecretKeyListActivity extends BaseActivity implements OnChildClickL
                         view = mInflater.inflate(R.layout.key_list_child_item_sub_key, null);
                     }
 
-                    TextView keyId = (TextView) view.findViewById(R.id.key_id);
+                    TextView keyId = (TextView) view.findViewById(R.id.keyId);
                     String keyIdStr = Long.toHexString(key.getKeyID() & 0xffffffffL);
                     while (keyIdStr.length() < 8) {
                         keyIdStr = "0" + keyIdStr;
                     }
                     keyId.setText(keyIdStr);
-                    TextView keyDetails = (TextView) view.findViewById(R.id.key_details);
+                    TextView keyDetails = (TextView) view.findViewById(R.id.keyDetails);
                     String algorithmStr = Apg.getAlgorithmInfo(key);
                     keyDetails.setText("(" + algorithmStr + ")");
 
-                    ImageView encryptIcon = (ImageView) view.findViewById(R.id.ic_encrypt_key);
+                    ImageView encryptIcon = (ImageView) view.findViewById(R.id.ic_encryptKey);
                     if (!Apg.isEncryptionKey(key)) {
                         encryptIcon.setVisibility(View.GONE);
                     }
 
-                    ImageView signIcon = (ImageView) view.findViewById(R.id.ic_sign_key);
+                    ImageView signIcon = (ImageView) view.findViewById(R.id.ic_signKey);
                     if (!Apg.isSigningKey(key)) {
                         signIcon.setVisibility(View.GONE);
                     }
@@ -631,7 +626,7 @@ public class SecretKeyListActivity extends BaseActivity implements OnChildClickL
 
                 case KeyChild.USER_ID: {
                     view = mInflater.inflate(R.layout.key_list_child_item_user_id, null);
-                    TextView userId = (TextView) view.findViewById(R.id.user_id);
+                    TextView userId = (TextView) view.findViewById(R.id.userId);
                     userId.setText(child.userId);
                     break;
                 }
diff --git a/src/org/thialfihar/android/apg/SelectPublicKeyListAdapter.java b/src/org/thialfihar/android/apg/SelectPublicKeyListAdapter.java
index 12d0c5d53..1b0b82fd8 100644
--- a/src/org/thialfihar/android/apg/SelectPublicKeyListAdapter.java
+++ b/src/org/thialfihar/android/apg/SelectPublicKeyListAdapter.java
@@ -113,18 +113,18 @@ public class SelectPublicKeyListAdapter extends BaseAdapter {
         Vector<PGPPublicKey> encryptKeys = Apg.getEncryptKeys(keyRing);
         Vector<PGPPublicKey> usableKeys = Apg.getUsableEncryptKeys(keyRing);
 
-        TextView mainUserId = (TextView) view.findViewById(R.id.main_user_id);
-        mainUserId.setText(R.string.unknown_user_id);
-        TextView mainUserIdRest = (TextView) view.findViewById(R.id.main_user_id_rest);
+        TextView mainUserId = (TextView) view.findViewById(R.id.mainUserId);
+        mainUserId.setText(R.string.unknownUserId);
+        TextView mainUserIdRest = (TextView) view.findViewById(R.id.mainUserIdRest);
         mainUserIdRest.setText("");
-        TextView keyId = (TextView) view.findViewById(R.id.key_id);
-        keyId.setText("<no key>");
+        TextView keyId = (TextView) view.findViewById(R.id.keyId);
+        keyId.setText(R.string.noKey);
         TextView creation = (TextView) view.findViewById(R.id.creation);
-        creation.setText("-");
+        creation.setText(R.string.noDate);
         TextView expiry = (TextView) view.findViewById(R.id.expiry);
-        expiry.setText("no expire");
+        expiry.setText(R.string.noExpiry);
         TextView status = (TextView) view.findViewById(R.id.status);
-        status.setText("???");
+        status.setText(R.string.unknownStatus);
 
         if (key != null) {
             String userId = Apg.getMainUserId(key);
@@ -147,17 +147,17 @@ public class SelectPublicKeyListAdapter extends BaseAdapter {
         PGPPublicKey timespanKey = key;
         if (usableKeys.size() > 0) {
             timespanKey = usableKeys.get(0);
-            status.setText("can encrypt");
+            status.setText(R.string.canEncrypt);
         } else if (encryptKeys.size() > 0) {
             timespanKey = encryptKeys.get(0);
             Date now = new Date();
             if (now.compareTo(Apg.getCreationDate(timespanKey)) > 0) {
-                status.setText("not valid");
+                status.setText(R.string.notValid);
             } else {
-                status.setText("expired");
+                status.setText(R.string.expired);
             }
         } else {
-            status.setText("no key");
+            status.setText(R.string.noKey);
         }
 
         creation.setText(DateFormat.getDateInstance().format(Apg.getCreationDate(timespanKey)));
diff --git a/src/org/thialfihar/android/apg/SelectSecretKeyListActivity.java b/src/org/thialfihar/android/apg/SelectSecretKeyListActivity.java
index a0335075c..b6811d6e3 100644
--- a/src/org/thialfihar/android/apg/SelectSecretKeyListActivity.java
+++ b/src/org/thialfihar/android/apg/SelectSecretKeyListActivity.java
@@ -134,18 +134,18 @@ public class SelectSecretKeyListActivity extends BaseActivity {
                 }
             }
 
-            TextView mainUserId = (TextView) view.findViewById(R.id.main_user_id);
-            mainUserId.setText(R.string.unknown_user_id);
-            TextView mainUserIdRest = (TextView) view.findViewById(R.id.main_user_id_rest);
+            TextView mainUserId = (TextView) view.findViewById(R.id.mainUserId);
+            mainUserId.setText(R.string.unknownUserId);
+            TextView mainUserIdRest = (TextView) view.findViewById(R.id.mainUserIdRest);
             mainUserIdRest.setText("");
-            TextView keyId = (TextView) view.findViewById(R.id.key_id);
-            keyId.setText("<no key>");
+            TextView keyId = (TextView) view.findViewById(R.id.keyId);
+            keyId.setText(R.string.noKey);
             TextView creation = (TextView) view.findViewById(R.id.creation);
-            creation.setText("");
+            creation.setText(R.string.noDate);
             TextView expiry = (TextView) view.findViewById(R.id.expiry);
-            expiry.setText("");
+            expiry.setText(R.string.noExpiry);
             TextView status = (TextView) view.findViewById(R.id.status);
-            status.setText("???");
+            status.setText(R.string.unknownStatus);
 
             if (key != null) {
                 String userId = Apg.getMainUserId(key);
@@ -171,17 +171,17 @@ public class SelectSecretKeyListActivity extends BaseActivity {
             PGPSecretKey timespanKey = key;
             if (usableKeys.size() > 0) {
                 timespanKey = usableKeys.get(0);
-                status.setText("can sign");
+                status.setText(R.string.canSign);
             } else if (signingKeys.size() > 0) {
                 timespanKey = signingKeys.get(0);
                 Date now = new Date();
                 if (now.compareTo(Apg.getCreationDate(timespanKey)) > 0) {
-                    status.setText("not valid");
+                    status.setText(R.string.notValid);
                 } else {
-                    status.setText("expired");
+                    status.setText(R.string.expired);
                 }
             } else {
-                status.setText("no key");
+                status.setText(R.string.noKey);
             }
 
             creation.setText(DateFormat.getDateInstance().format(Apg.getCreationDate(timespanKey)));
diff --git a/src/org/thialfihar/android/apg/ui/widget/KeyEditor.java b/src/org/thialfihar/android/apg/ui/widget/KeyEditor.java
index c490686ea..bc38fba4c 100644
--- a/src/org/thialfihar/android/apg/ui/widget/KeyEditor.java
+++ b/src/org/thialfihar/android/apg/ui/widget/KeyEditor.java
@@ -81,17 +81,17 @@ public class KeyEditor extends LinearLayout implements Editor, OnClickListener {
         setAlwaysDrawnWithCacheEnabled(true);
 
         mAlgorithm = (TextView) findViewById(R.id.algorithm);
-        mKeyId = (TextView) findViewById(R.id.key_id);
+        mKeyId = (TextView) findViewById(R.id.keyId);
         mCreationDate = (TextView) findViewById(R.id.creation);
         mExpiryDateButton = (Button) findViewById(R.id.expiry);
         mUsage = (Spinner) findViewById(R.id.usage);
         Choice choices[] = {
                 new Choice(Id.choice.usage.sign_only,
-                           getResources().getString(R.string.sign_only)),
+                           getResources().getString(R.string.choice_signOnly)),
                 new Choice(Id.choice.usage.encrypt_only,
-                           getResources().getString(R.string.encrypt_only)),
+                           getResources().getString(R.string.choice_encryptOnly)),
                 new Choice(Id.choice.usage.sign_and_encrypt,
-                           getResources().getString(R.string.sign_and_encrypt)),
+                           getResources().getString(R.string.choice_signAndEncrypt)),
         };
         ArrayAdapter<Choice> adapter =
                 new ArrayAdapter<Choice>(getContext(),
@@ -99,7 +99,7 @@ public class KeyEditor extends LinearLayout implements Editor, OnClickListener {
         adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
         mUsage.setAdapter(adapter);
 
-        mDeleteButton = (ImageButton) findViewById(R.id.edit_delete);
+        mDeleteButton = (ImageButton) findViewById(R.id.delete);
         mDeleteButton.setOnClickListener(this);
 
         setExpiryDate(null);
@@ -118,7 +118,8 @@ public class KeyEditor extends LinearLayout implements Editor, OnClickListener {
                                              date.get(Calendar.MONTH),
                                              date.get(Calendar.DAY_OF_MONTH));
                 dialog.setCancelable(true);
-                dialog.setButton(Dialog.BUTTON_NEGATIVE, "None",
+                dialog.setButton(Dialog.BUTTON_NEGATIVE,
+                                 getContext().getString(R.string.btn_noDate),
                                  new DialogInterface.OnClickListener() {
                     public void onClick(DialogInterface dialog, int which) {
                         setExpiryDate(null);
@@ -154,15 +155,15 @@ public class KeyEditor extends LinearLayout implements Editor, OnClickListener {
         boolean isElGamalKey = (key.getPublicKey().getAlgorithm() == PGPPublicKey.ELGAMAL_ENCRYPT);
         if (!isElGamalKey) {
             choices.add(new Choice(Id.choice.usage.sign_only,
-                                   getResources().getString(R.string.sign_only)));
+                                   getResources().getString(R.string.choice_signOnly)));
         }
         if (!mIsMasterKey) {
             choices.add(new Choice(Id.choice.usage.encrypt_only,
-                                   getResources().getString(R.string.encrypt_only)));
+                                   getResources().getString(R.string.choice_encryptOnly)));
         }
         if (!isElGamalKey) {
             choices.add(new Choice(Id.choice.usage.sign_and_encrypt,
-                                   getResources().getString(R.string.sign_and_encrypt)));
+                                   getResources().getString(R.string.choice_signAndEncrypt)));
         }
 
         ArrayAdapter<Choice> adapter =
diff --git a/src/org/thialfihar/android/apg/ui/widget/SectionView.java b/src/org/thialfihar/android/apg/ui/widget/SectionView.java
index 865267660..3b2c93773 100644
--- a/src/org/thialfihar/android/apg/ui/widget/SectionView.java
+++ b/src/org/thialfihar/android/apg/ui/widget/SectionView.java
@@ -50,9 +50,6 @@ import android.widget.TextView;
 import android.widget.Toast;
 
 public class SectionView extends LinearLayout implements OnClickListener, EditorListener, Runnable {
-    public static final int TYPE_USER_ID = 1;
-    public static final int TYPE_KEY = 2;
-
     private LayoutInflater mInflater;
     private View mAdd;
     private ViewGroup mEditors;
@@ -82,7 +79,7 @@ public class SectionView extends LinearLayout implements OnClickListener, Editor
                 String error = data.getString("error");
                 if (error != null) {
                     Toast.makeText(getContext(),
-                                   "Error: " + error,
+                                   getContext().getString(R.string.errorMessage, error),
                                    Toast.LENGTH_SHORT).show();
                 }
 
@@ -116,12 +113,12 @@ public class SectionView extends LinearLayout implements OnClickListener, Editor
     public void setType(int type) {
         mType = type;
         switch (type) {
-            case TYPE_USER_ID: {
+            case Id.type.user_id: {
                 mTitle.setText(R.string.section_userIds);
                 break;
             }
 
-            case TYPE_KEY: {
+            case Id.type.key: {
                 mTitle.setText(R.string.section_keys);
                 break;
             }
@@ -163,7 +160,7 @@ public class SectionView extends LinearLayout implements OnClickListener, Editor
     /** {@inheritDoc} */
     public void onClick(View v) {
         switch (mType) {
-            case TYPE_USER_ID: {
+            case Id.type.user_id: {
                 UserIdEditor view =
                         (UserIdEditor) mInflater.inflate(R.layout.edit_key_user_id_item,
                                                          mEditors, false);
@@ -175,15 +172,13 @@ public class SectionView extends LinearLayout implements OnClickListener, Editor
                 break;
             }
 
-            case TYPE_KEY: {
+            case Id.type.key: {
                 AlertDialog.Builder dialog = new AlertDialog.Builder(getContext());
 
                 View view = mInflater.inflate(R.layout.create_key, null);
                 dialog.setView(view);
-                dialog.setTitle("Create Key");
-                dialog.setMessage("Note: only subkeys support ElGamal, and for ElGamal " +
-                                  "the nearest keysize of 1536, 2048, 3072, 4096, or 8192 " +
-                                  "will be used");
+                dialog.setTitle(R.string.title_createKey);
+                dialog.setMessage(R.string.keyCreationElGamalInfo);
 
                 boolean wouldBeMasterKey = (mEditors.getChildCount() == 0);
 
@@ -252,7 +247,7 @@ public class SectionView extends LinearLayout implements OnClickListener, Editor
     }
 
     public void setUserIds(Vector<String> list) {
-        if (mType != TYPE_USER_ID) {
+        if (mType != Id.type.user_id) {
             return;
         }
 
@@ -272,7 +267,7 @@ public class SectionView extends LinearLayout implements OnClickListener, Editor
     }
 
     public void setKeys(Vector<PGPSecretKey> list) {
-        if (mType != TYPE_KEY) {
+        if (mType != Id.type.key) {
             return;
         }
 
@@ -291,7 +286,7 @@ public class SectionView extends LinearLayout implements OnClickListener, Editor
 
     private void createKey() {
         mProgressDialog = new ProgressDialog(getContext());
-        mProgressDialog.setMessage("Generating key, this can take a while...");
+        mProgressDialog.setMessage(getContext().getString(R.string.progress_generating));
         mProgressDialog.setCancelable(false);
         mProgressDialog.setProgressStyle(ProgressDialog.STYLE_SPINNER);
         mProgressDialog.show();
diff --git a/src/org/thialfihar/android/apg/ui/widget/UserIdEditor.java b/src/org/thialfihar/android/apg/ui/widget/UserIdEditor.java
index a7e762b4f..5d710257a 100644
--- a/src/org/thialfihar/android/apg/ui/widget/UserIdEditor.java
+++ b/src/org/thialfihar/android/apg/ui/widget/UserIdEditor.java
@@ -81,9 +81,9 @@ public class UserIdEditor extends LinearLayout implements Editor, OnClickListene
         setDrawingCacheEnabled(true);
         setAlwaysDrawnWithCacheEnabled(true);
 
-        mDeleteButton = (ImageButton) findViewById(R.id.edit_delete);
+        mDeleteButton = (ImageButton) findViewById(R.id.delete);
         mDeleteButton.setOnClickListener(this);
-        mIsMainUserId = (RadioButton) findViewById(R.id.is_main_user_id);
+        mIsMainUserId = (RadioButton) findViewById(R.id.isMainUserId);
         mIsMainUserId.setOnClickListener(this);
 
         mName = (EditText) findViewById(R.id.name);
@@ -124,7 +124,8 @@ public class UserIdEditor extends LinearLayout implements Editor, OnClickListene
         if (email.length() > 0) {
             Matcher emailMatcher = EMAIL_PATTERN.matcher(email);
             if (!emailMatcher.matches()) {
-                throw new InvalidEmailException("invalid email '" + email + "'");
+                throw new InvalidEmailException(
+                        getContext().getString(R.string.error_invalidEmail, email));
             }
         }