Fixed mixed tabs and spaces

Vocaluxe/Website/js/main.js

@@ -1356,9 +1356,9 @@
         this.sessionId = "";
         this.serverBaseAddress = "";
 
-		var init = function(){
+        var init = function() {
             initHeartbeat();
-		}
+        };
 
         this.logout = function () {
             this.ownProfileId = -1;