diff --git a/alienblaster/AppSettings.cfg b/alienblaster/AppSettings.cfg
index fd5859f30..0a36625af 100644
--- a/alienblaster/AppSettings.cfg
+++ b/alienblaster/AppSettings.cfg
@@ -2,7 +2,7 @@ LibSdlVersion=1.3
 AppName="Alien Blaster"
 AppFullName=de.schwardtnet.alienblaster
 ScreenOrientation=h
-AppDataDownloadUrl="http://sites.google.com/site/xpelyax/Home/alienblaster110_data.zip?attredirects=0&d=1"
+AppDataDownloadUrl="http://sites.google.com/site/xpelyax/Home/alienblaster110_data.zip?attredirects=0&d=1|http://sitesproxy.goapk.com/site/xpelyax/Home/alienblaster110_data.zip"
 DownloadToSdcard=n
 SdlVideoResize=y
 NeedDepthBuffer=n
diff --git a/alienblaster/ChangeAppSettings.sh b/alienblaster/ChangeAppSettings.sh
index d2df5aee8..99b999dfc 100755
--- a/alienblaster/ChangeAppSettings.sh
+++ b/alienblaster/ChangeAppSettings.sh
@@ -28,7 +28,7 @@ if [ -n "$var" ] ; then
 	ScreenOrientation="$var"
 fi
 
-echo -n "\nSpecify URL to download application data in zip archive ($AppDataDownloadUrl): "
+echo -n "\nSpecify URL to download application data in zip archive, you may specify backup URLs delimited by '|'\n($AppDataDownloadUrl):\n"
 read var
 if [ -n "$var" ] ; then
 	AppDataDownloadUrl="$var"
diff --git a/alienblaster/build.sh b/alienblaster/build.sh
index c00ad0e13..9d1d956ed 100755
--- a/alienblaster/build.sh
+++ b/alienblaster/build.sh
@@ -3,5 +3,5 @@
 # Set here your own NDK path if needed
 export PATH=$PATH:~/src/endless_space/android-ndk-r4
 
-cd project && ndk-build V=1 && ant debug && cd bin && adb install -r DemoActivity-debug.apk
+cd project && nice -n5 ndk-build -j2 V=1 && ant debug && cd bin && adb install -r DemoActivity-debug.apk
 
diff --git a/alienblaster/project/src/DataDownloader.java b/alienblaster/project/src/DataDownloader.java
index 9a11f2707..5658325b2 100644
--- a/alienblaster/project/src/DataDownloader.java
+++ b/alienblaster/project/src/DataDownloader.java
@@ -190,16 +190,36 @@ class DataDownloader extends Thread
 			} catch( java.io.IOException e ) {};
 		}
 		
-		HttpGet request = new HttpGet(Globals.DataDownloadUrl);
-		request.addHeader("Accept", "*/*");
 		HttpResponse response = null;
-		try {
-			DefaultHttpClient client = new DefaultHttpClient();
-			client.getParams().setBooleanParameter("http.protocol.handle-redirects", true);
-			response = client.execute(request);
-		} catch (IOException e) { } ;
+		String [] downloadUrls = Globals.DataDownloadUrl.split("[|]");
+		int downloadUrlIndex = 0;
+		while( downloadUrlIndex < downloadUrls.length && response == null ) 
+		{
+			System.out.println("Connecting to " + downloadUrls[downloadUrlIndex]);
+			Status.setText( "Connecting to " + downloadUrls[downloadUrlIndex] );
+			HttpGet request = new HttpGet(downloadUrls[downloadUrlIndex]);
+			request.addHeader("Accept", "*/*");
+			try {
+				DefaultHttpClient client = new DefaultHttpClient();
+				client.getParams().setBooleanParameter("http.protocol.handle-redirects", true);
+				response = client.execute(request);
+			} catch (IOException e) {
+				System.out.println("Failed to connect to " + downloadUrls[downloadUrlIndex]);
+				downloadUrlIndex++;
+			};
+			if( response != null )
+			{
+				if( response.getStatusLine().getStatusCode() != 200 )
+				{
+					response = null;
+					System.out.println("Failed to connect to " + downloadUrls[downloadUrlIndex]);
+					downloadUrlIndex++;
+				}
+			}
+		}
 		if( response == null )
 		{
+			System.out.println("Error connecting to " + Globals.DataDownloadUrl);
 			Status.setText( "Error connecting to " + Globals.DataDownloadUrl );
 			return;
 		}
diff --git a/alienblaster/project/src/Globals.java b/alienblaster/project/src/Globals.java
index fb6370876..2c7166386 100644
--- a/alienblaster/project/src/Globals.java
+++ b/alienblaster/project/src/Globals.java
@@ -8,7 +8,7 @@ class Globals {
 	public static String ApplicationName = "AlienBlaster";
 
 	// Should be zip file
-	public static String DataDownloadUrl = "http://sites.google.com/site/xpelyax/Home/alienblaster110_data.zip?attredirects=0%26d=1"; // This string is autogenerated by ChangeAppSettings.sh, do not change spaces amount
+	public static String DataDownloadUrl = "http://sites.google.com/site/xpelyax/Home/alienblaster110_data.zip?attredirects=0%26d=1|http://sitesproxy.goapk.com/site/xpelyax/Home/alienblaster110_data.zip"; // This string is autogenerated by ChangeAppSettings.sh, do not change spaces amount
 
 	// Set DownloadToSdcard to true if your app data is bigger than 5 megabytes.
 	// It will download app data to /sdcard/alienblaster then,