Client socket JavaScript

client.js

WEB_SOCKET_SWF_LOCATION = "/static/WebSocketMain.swf";
WEB_SOCKET_DEBUG = true;
socket = io.connect('http://' + document.domain + ':' + location.port);

var client_message = "This is a client, I am attemping to communicate";
socket.emit("channel-a", client_message);
console.log("[x] Sent        : " + client_message);

socket.on('channel-a', function(message) {
    console.log("[x] Received    : " + message);
});