diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index b45bf4cf8..bd78f1546 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -6,7 +6,7 @@
 	<uses-permission android:name="android.permission.WAKE_LOCK"/>
 	<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
 	<application android:name="org.geometerplus.android.fbreader.FBReaderApplication" android:icon="@drawable/fbreader" android:label="FBReader">
-		<activity android:name="org.geometerplus.android.fbreader.error.BookReadingErrorActivity" android:theme="@android:style/Theme.Dialog" android:configChanges="orientation|keyboardHidden" android:process=":error">
+		<activity android:name="org.geometerplus.android.fbreader.error.BookReadingErrorActivity" android:theme="@style/FBReader.Dialog" android:configChanges="orientation|keyboardHidden" android:process=":error">
 			<intent-filter>
 				<action android:name="android.fbreader.action.ERROR"/>
 				<category android:name="android.intent.category.DEFAULT"/>
@@ -14,14 +14,14 @@
 			</intent-filter>
 		</activity>
 		<activity android:name=".error.BugReportActivity" android:label="FBReader crash" android:configChanges="orientation|keyboardHidden" android:process=":crash"/>
-		<activity android:name="org.geometerplus.android.fbreader.crash.FixBooksDirectoryActivity" android:theme="@android:style/Theme.Dialog" android:configChanges="orientation|keyboardHidden" android:process=":crash">
+		<activity android:name="org.geometerplus.android.fbreader.crash.FixBooksDirectoryActivity" android:theme="@style/FBReader.Dialog" android:configChanges="orientation|keyboardHidden" android:process=":crash">
 			<intent-filter>
 				<action android:name="android.fbreader.action.CRASH"/>
 				<category android:name="android.intent.category.DEFAULT"/>
 				<data android:scheme="CachedCharStorageException"/>
 			</intent-filter>
 		</activity>
-		<activity android:name="org.geometerplus.android.fbreader.crash.MissingNativeLibraryActivity" android:theme="@android:style/Theme.Dialog" android:configChanges="orientation|keyboardHidden" android:process=":crash">
+		<activity android:name="org.geometerplus.android.fbreader.crash.MissingNativeLibraryActivity" android:theme="@style/FBReader.Dialog" android:configChanges="orientation|keyboardHidden" android:process=":crash">
 			<intent-filter>
 				<action android:name="android.fbreader.action.CRASH"/>
 				<category android:name="android.intent.category.DEFAULT"/>
@@ -97,7 +97,7 @@
 			</intent-filter>
 			<meta-data android:name="android.app.searchable" android:resource="@xml/searchable"/>
 		</activity>
-		<activity android:name="org.geometerplus.android.fbreader.CancelActivity" android:theme="@android:style/Theme.Dialog" android:configChanges="orientation|keyboardHidden"/>
+		<activity android:name="org.geometerplus.android.fbreader.CancelActivity" android:theme="@style/FBReader.Dialog" android:configChanges="orientation|keyboardHidden"/>
 		<activity android:name="org.geometerplus.android.fbreader.image.ImageViewActivity" android:process=":imageView" android:configChanges="orientation|keyboardHidden"/>
 		<service android:name="org.geometerplus.android.fbreader.libraryService.LibraryService" android:launchMode="singleTask" android:process=":libraryService"/>
 		<activity android:name="org.geometerplus.android.fbreader.library.BookInfoActivity" android:configChanges="orientation|keyboardHidden" android:process=":library"/>
@@ -118,7 +118,7 @@
 			</intent-filter>
 			<meta-data android:name="android.app.searchable" android:resource="@xml/searchable"/>
 		</activity>
-		<activity android:name="org.geometerplus.android.fbreader.BookmarkEditActivity" android:theme="@android:style/Theme.Dialog" android:configChanges="orientation|keyboardHidden"/>
+		<activity android:name="org.geometerplus.android.fbreader.BookmarkEditActivity" android:theme="@style/FBReader.Dialog" android:configChanges="orientation|keyboardHidden"/>
 		<activity android:name="org.geometerplus.android.fbreader.preferences.PreferenceActivity" android:configChanges="orientation|keyboardHidden"/>
 		<activity android:name="org.geometerplus.android.fbreader.preferences.EditBookInfoActivity" android:process=":library" android:configChanges="orientation|keyboardHidden"/>
 		<activity android:name="org.geometerplus.android.fbreader.network.BookDownloader" android:process=":networkLibrary" android:theme="@android:style/Theme.NoDisplay">
@@ -184,10 +184,10 @@
 			</intent-filter>
 		</activity>
 		<activity android:name="org.geometerplus.android.fbreader.network.NetworkLibrarySecondaryActivity" android:process=":networkLibrary" android:configChanges="orientation|keyboardHidden"/>
-		<activity android:name="org.geometerplus.android.fbreader.network.AuthenticationActivity" android:process=":networkLibrary" android:configChanges="orientation|keyboardHidden" android:theme="@android:style/Theme.Dialog"/>
-		<activity android:name="org.geometerplus.android.fbreader.network.BuyBooksActivity" android:process=":networkLibrary" android:configChanges="orientation|keyboardHidden" android:theme="@android:style/Theme.Dialog"/>
-		<activity android:name="org.geometerplus.android.fbreader.network.AddCatalogMenuActivity" android:process=":networkLibrary" android:configChanges="orientation|keyboardHidden" android:theme="@android:style/Theme.Dialog"/>
-		<activity android:name="org.geometerplus.android.fbreader.network.AddCustomCatalogActivity" android:process=":networkLibrary" android:configChanges="orientation|keyboardHidden" android:theme="@android:style/Theme.Dialog">
+		<activity android:name="org.geometerplus.android.fbreader.network.AuthenticationActivity" android:process=":networkLibrary" android:configChanges="orientation|keyboardHidden" android:theme="@style/FBReader.Dialog"/>
+		<activity android:name="org.geometerplus.android.fbreader.network.BuyBooksActivity" android:process=":networkLibrary" android:configChanges="orientation|keyboardHidden" android:theme="@style/FBReader.Dialog"/>
+		<activity android:name="org.geometerplus.android.fbreader.network.AddCatalogMenuActivity" android:process=":networkLibrary" android:configChanges="orientation|keyboardHidden" android:theme="@style/FBReader.Dialog"/>
+		<activity android:name="org.geometerplus.android.fbreader.network.AddCustomCatalogActivity" android:process=":networkLibrary" android:configChanges="orientation|keyboardHidden" android:theme="@style/FBReader.Dialog">
 			<intent-filter>
 				<action android:name="android.fbreader.action.ADD_OPDS_CATALOG"/>
 				<category android:name="android.intent.category.DEFAULT"/>
@@ -210,8 +210,8 @@
 				<data android:host="*" android:scheme="https"/>
 			</intent-filter>
 		</activity>
-		<activity android:name="org.geometerplus.android.fbreader.network.AuthorizationMenuActivity" android:process=":networkLibrary" android:theme="@android:style/Theme.Dialog" android:configChanges="orientation|keyboardHidden"/>
-		<activity android:name="org.geometerplus.android.fbreader.network.TopupMenuActivity" android:process=":networkLibrary" android:theme="@android:style/Theme.Dialog" android:configChanges="orientation|keyboardHidden"/>
+		<activity android:name="org.geometerplus.android.fbreader.network.AuthorizationMenuActivity" android:process=":networkLibrary" android:theme="@style/FBReader.Dialog" android:configChanges="orientation|keyboardHidden"/>
+		<activity android:name="org.geometerplus.android.fbreader.network.TopupMenuActivity" android:process=":networkLibrary" android:theme="@style/FBReader.Dialog" android:configChanges="orientation|keyboardHidden"/>
 		<activity android:name="org.geometerplus.android.fbreader.network.NetworkBookInfoActivity" android:process=":networkLibrary" android:configChanges="orientation|keyboardHidden">
 			<intent-filter>
 				<action android:name="android.intent.action.VIEW"/>
@@ -225,6 +225,6 @@
 				<category android:name="android.intent.category.DEFAULT"/>
 			</intent-filter>
 		</receiver>
-		<activity android:name="org.geometerplus.android.fbreader.tips.TipsActivity" android:configChanges="orientation|keyboardHidden" android:theme="@android:style/Theme.Dialog"/>
+		<activity android:name="org.geometerplus.android.fbreader.tips.TipsActivity" android:configChanges="orientation|keyboardHidden" android:theme="@style/FBReader.Dialog"/>
 	</application>
 </manifest>
diff --git a/AndroidManifest.xml.pattern b/AndroidManifest.xml.pattern
index 285ffbdc4..7eb220050 100644
--- a/AndroidManifest.xml.pattern
+++ b/AndroidManifest.xml.pattern
@@ -6,7 +6,7 @@
 	<uses-permission android:name="android.permission.WAKE_LOCK"/>
 	<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
 	<application android:name="org.geometerplus.android.fbreader.FBReaderApplication" android:icon="@drawable/fbreader" android:label="FBReader">
-		<activity android:name="org.geometerplus.android.fbreader.error.BookReadingErrorActivity" android:theme="@android:style/Theme.Dialog" android:configChanges="orientation|keyboardHidden" android:process=":error">
+		<activity android:name="org.geometerplus.android.fbreader.error.BookReadingErrorActivity" android:theme="@style/FBReader.Dialog" android:configChanges="orientation|keyboardHidden" android:process=":error">
 			<intent-filter>
 				<action android:name="android.fbreader.action.ERROR"/>
 				<category android:name="android.intent.category.DEFAULT"/>
@@ -14,14 +14,14 @@
 			</intent-filter>
 		</activity>
 		<activity android:name=".error.BugReportActivity" android:label="FBReader crash" android:configChanges="orientation|keyboardHidden" android:process=":crash"/>
-		<activity android:name="org.geometerplus.android.fbreader.crash.FixBooksDirectoryActivity" android:theme="@android:style/Theme.Dialog" android:configChanges="orientation|keyboardHidden" android:process=":crash">
+		<activity android:name="org.geometerplus.android.fbreader.crash.FixBooksDirectoryActivity" android:theme="@style/FBReader.Dialog" android:configChanges="orientation|keyboardHidden" android:process=":crash">
 			<intent-filter>
 				<action android:name="android.fbreader.action.CRASH"/>
 				<category android:name="android.intent.category.DEFAULT"/>
 				<data android:scheme="CachedCharStorageException"/>
 			</intent-filter>
 		</activity>
-		<activity android:name="org.geometerplus.android.fbreader.crash.MissingNativeLibraryActivity" android:theme="@android:style/Theme.Dialog" android:configChanges="orientation|keyboardHidden" android:process=":crash">
+		<activity android:name="org.geometerplus.android.fbreader.crash.MissingNativeLibraryActivity" android:theme="@style/FBReader.Dialog" android:configChanges="orientation|keyboardHidden" android:process=":crash">
 			<intent-filter>
 				<action android:name="android.fbreader.action.CRASH"/>
 				<category android:name="android.intent.category.DEFAULT"/>
@@ -97,7 +97,7 @@
 			</intent-filter>
 			<meta-data android:name="android.app.searchable" android:resource="@xml/searchable"/>
 		</activity>
-		<activity android:name="org.geometerplus.android.fbreader.CancelActivity" android:theme="@android:style/Theme.Dialog" android:configChanges="orientation|keyboardHidden"/>
+		<activity android:name="org.geometerplus.android.fbreader.CancelActivity" android:theme="@style/FBReader.Dialog" android:configChanges="orientation|keyboardHidden"/>
 		<activity android:name="org.geometerplus.android.fbreader.image.ImageViewActivity" android:process=":imageView" android:configChanges="orientation|keyboardHidden"/>
 		<service android:name="org.geometerplus.android.fbreader.libraryService.LibraryService" android:launchMode="singleTask" android:process=":libraryService"/>
 		<activity android:name="org.geometerplus.android.fbreader.library.BookInfoActivity" android:configChanges="orientation|keyboardHidden" android:process=":library"/>
@@ -118,7 +118,7 @@
 			</intent-filter>
 			<meta-data android:name="android.app.searchable" android:resource="@xml/searchable"/>
 		</activity>
-		<activity android:name="org.geometerplus.android.fbreader.BookmarkEditActivity" android:theme="@android:style/Theme.Dialog" android:configChanges="orientation|keyboardHidden"/>
+		<activity android:name="org.geometerplus.android.fbreader.BookmarkEditActivity" android:theme="@style/FBReader.Dialog" android:configChanges="orientation|keyboardHidden"/>
 		<activity android:name="org.geometerplus.android.fbreader.preferences.PreferenceActivity" android:configChanges="orientation|keyboardHidden"/>
 		<activity android:name="org.geometerplus.android.fbreader.preferences.EditBookInfoActivity" android:process=":library" android:configChanges="orientation|keyboardHidden"/>
 		<activity android:name="org.geometerplus.android.fbreader.network.BookDownloader" android:process=":networkLibrary" android:theme="@android:style/Theme.NoDisplay">
@@ -184,10 +184,10 @@
 			</intent-filter>
 		</activity>
 		<activity android:name="org.geometerplus.android.fbreader.network.NetworkLibrarySecondaryActivity" android:process=":networkLibrary" android:configChanges="orientation|keyboardHidden"/>
-		<activity android:name="org.geometerplus.android.fbreader.network.AuthenticationActivity" android:process=":networkLibrary" android:configChanges="orientation|keyboardHidden" android:theme="@android:style/Theme.Dialog"/>
-		<activity android:name="org.geometerplus.android.fbreader.network.BuyBooksActivity" android:process=":networkLibrary" android:configChanges="orientation|keyboardHidden" android:theme="@android:style/Theme.Dialog"/>
-		<activity android:name="org.geometerplus.android.fbreader.network.AddCatalogMenuActivity" android:process=":networkLibrary" android:configChanges="orientation|keyboardHidden" android:theme="@android:style/Theme.Dialog"/>
-		<activity android:name="org.geometerplus.android.fbreader.network.AddCustomCatalogActivity" android:process=":networkLibrary" android:configChanges="orientation|keyboardHidden" android:theme="@android:style/Theme.Dialog">
+		<activity android:name="org.geometerplus.android.fbreader.network.AuthenticationActivity" android:process=":networkLibrary" android:configChanges="orientation|keyboardHidden" android:theme="@style/FBReader.Dialog"/>
+		<activity android:name="org.geometerplus.android.fbreader.network.BuyBooksActivity" android:process=":networkLibrary" android:configChanges="orientation|keyboardHidden" android:theme="@style/FBReader.Dialog"/>
+		<activity android:name="org.geometerplus.android.fbreader.network.AddCatalogMenuActivity" android:process=":networkLibrary" android:configChanges="orientation|keyboardHidden" android:theme="@style/FBReader.Dialog"/>
+		<activity android:name="org.geometerplus.android.fbreader.network.AddCustomCatalogActivity" android:process=":networkLibrary" android:configChanges="orientation|keyboardHidden" android:theme="@style/FBReader.Dialog">
 			<intent-filter>
 				<action android:name="android.fbreader.action.ADD_OPDS_CATALOG"/>
 				<category android:name="android.intent.category.DEFAULT"/>
@@ -210,8 +210,8 @@
 				<data android:host="*" android:scheme="https"/>
 			</intent-filter>
 		</activity>
-		<activity android:name="org.geometerplus.android.fbreader.network.AuthorizationMenuActivity" android:process=":networkLibrary" android:theme="@android:style/Theme.Dialog" android:configChanges="orientation|keyboardHidden"/>
-		<activity android:name="org.geometerplus.android.fbreader.network.TopupMenuActivity" android:process=":networkLibrary" android:theme="@android:style/Theme.Dialog" android:configChanges="orientation|keyboardHidden"/>
+		<activity android:name="org.geometerplus.android.fbreader.network.AuthorizationMenuActivity" android:process=":networkLibrary" android:theme="@style/FBReader.Dialog" android:configChanges="orientation|keyboardHidden"/>
+		<activity android:name="org.geometerplus.android.fbreader.network.TopupMenuActivity" android:process=":networkLibrary" android:theme="@style/FBReader.Dialog" android:configChanges="orientation|keyboardHidden"/>
 		<activity android:name="org.geometerplus.android.fbreader.network.NetworkBookInfoActivity" android:process=":networkLibrary" android:configChanges="orientation|keyboardHidden">
 			<intent-filter>
 				<action android:name="android.intent.action.VIEW"/>
@@ -225,6 +225,6 @@
 				<category android:name="android.intent.category.DEFAULT"/>
 			</intent-filter>
 		</receiver>
-		<activity android:name="org.geometerplus.android.fbreader.tips.TipsActivity" android:configChanges="orientation|keyboardHidden" android:theme="@android:style/Theme.Dialog"/>
+		<activity android:name="org.geometerplus.android.fbreader.tips.TipsActivity" android:configChanges="orientation|keyboardHidden" android:theme="@style/FBReader.Dialog"/>
 	</application>
 </manifest>
diff --git a/project.properties b/project.properties
index d3b638c90..69addc1e5 100644
--- a/project.properties
+++ b/project.properties
@@ -10,4 +10,4 @@
 java.encoding=utf-8
 proguard.config=proguard.cfg
 # Project target.
-target=android-9
+target=android-14
diff --git a/res/values-v11/styles.xml b/res/values-v11/styles.xml
new file mode 100644
index 000000000..2966465a6
--- /dev/null
+++ b/res/values-v11/styles.xml
@@ -0,0 +1,3 @@
+<resources>
+  <style name="FBReader.Dialog" parent="android:Theme.Holo.Dialog"/>
+</resources>
diff --git a/res/values/styles.xml b/res/values/styles.xml
new file mode 100644
index 000000000..dccd5fea7
--- /dev/null
+++ b/res/values/styles.xml
@@ -0,0 +1,3 @@
+<resources>
+  <style name="FBReader.Dialog" parent="android:Theme.Dialog"/>
+</resources>