temp fix to resolve socket js error

public/src/app.js

@@ -196,6 +196,8 @@ var socket,
 
 	app.current_room = null; 
 	app.enter_room = function(room) {
+		
+		if(socket) {
 			if (app.current_room === room) 
 				return;
 				
@@ -205,6 +207,7 @@ var socket,
 			});
 			
 			app.current_room = room;
+		}
 	};
 
 	app.process_page = function() {