1 files changed, 33 insertions, 30 deletions
diff --git a/radicale_infcloud/web/cache_handler.js b/radicale_infcloud/web/cache_handler.js
index e21fb63..4926b20 100644
--- a/radicale_infcloud/web/cache_handler.js
+++ b/radicale_infcloud/web/cache_handler.js
@@ -43,37 +43,40 @@ window.applicationCache.addEventListener('updateready', function(){
 // Check if a new cache is available on page load.
 window.addEventListener('load', function(e)
 {
-	window.applicationCache.addEventListener('cached', function(e)
-	{
-		if(!isUserLogged)
-			window.location.reload();
-		else
-			$('#cacheDialog').css('display','block');
-	}, false);
+   if(window.applicationCache)
+   {
+      window.applicationCache.addEventListener('cached', function(e)
+      {
+         if(!isUserLogged)
+            window.location.reload();
+         else
+            $('#cacheDialog').css('display','block');
+      }, false);
 
-	window.applicationCache.addEventListener('updateready', function(e)
-	{
-		if(!isUserLogged)
-			window.location.reload();
-		else
-			$('#cacheDialog').css('display','block');
-	}, false);
+      window.applicationCache.addEventListener('updateready', function(e)
+      {
+         if(!isUserLogged)
+            window.location.reload();
+         else
+            $('#cacheDialog').css('display','block');
+      }, false);
 
-	window.applicationCache.addEventListener('obsolete', function(e)
-	{
-		if(!isUserLogged)
-			window.location.reload();
-		else
-			$('#cacheDialog').css('display','block');
-	}, false);
+      window.applicationCache.addEventListener('obsolete', function(e)
+      {
+         if(!isUserLogged)
+            window.location.reload();
+         else
+            $('#cacheDialog').css('display','block');
+      }, false);
 
-	window.applicationCache.addEventListener('noupdate', function(e)
-	{
-		if(!isUserLogged)
-		{
-			clearInterval(globalCacheUpdateInterval);
-			globalCacheUpdateInterval=setInterval(function(){window.applicationCache.update();}, 300000);
-			//$('#LoginPage .window').css('display', 'inline-block');
-		}
-	}, false);
+      window.applicationCache.addEventListener('noupdate', function(e)
+      {
+         if(!isUserLogged)
+         {
+            clearInterval(globalCacheUpdateInterval);
+            globalCacheUpdateInterval=setInterval(function(){window.applicationCache.update();}, 300000);
+            //$('#LoginPage .window').css('display', 'inline-block');
+         }
+      }, false);
+   };
 }, false);