(Server) WebSocket Chat App. using node.js + websoket modute

echo.js

#!/usr/local/bin/node
var conn = [];
// https://github.com/Worlize/WebSocket-Node/wiki/Documentation
var WebSocketServer = require('websocket').server;
var http = require('http');
var originIsAllowed = function(){return true;}
var server = http.createServer(function(request, response) {
	console.log((new Date()) + " Received request for " + request.url);
	response.writeHead(404);
	response.end();
});

server.listen(8123, function() {
	console.log((new Date()) + "Echo Server is listening on port 8123");
});

wsServer = new WebSocketServer({
	httpServer: server,
    autoAcceptConnections: false
});

wsServer.on('close', function(request) {
	console.log("Closed");
});

wsServer.on('request', function(request) {
	if (!originIsAllowed(request.origin)) {
		request.reject();
		console.log((new Date()) + " Connection from origin " + request.origin + " rejected.");
		return;
	}
	console.log("Connected");
	var con = request.accept(null, request.origin)
	conn.push(con);
	con.on('message', function(mg) {
		console.log(mg);
		for(var c = 0;c < conn.length;c++){
			if(!conn[c].closed){
				conn[c].sendUTF("\t"+mg.utf8Data+"");
			}
		}
	});
});