diff --git a/public/app.html b/public/app.html
index b6e5b5f1831..96a693efc17 100644
--- a/public/app.html
+++ b/public/app.html
@@ -13,6 +13,7 @@
 		($.browser.webkit && parseFloat($.browser.version)<533) ) {
 			window.location.href= 'unsupported.html';			
 		}
+	window.app = true;
 	</script>
 	<script type="text/javascript" src="js/all-app.js"></script>
 	<link type="text/css" rel="stylesheet" href="css/all-app.css">