function WebSocketTest2() { if ("WebSocket" in window) { var ws = new WebSocket("%%WEBSOCKET_URL%%"); ws.onopen = function() { // Web Socket is connected alert("websocket is open"); // You can send data now ws.send("Hey man, you got the time?"); }; ws.onmessage = function(evt) { alert("received: " + evt.data); }; ws.onclose = function() { alert("websocket is closed"); }; } else { alert("Browser doesn't support WebSocket!"); } }