// JavaScript Document

<div id="fb-root"></div>

  window.fbAsyncInit = function() {
    FB.init({appId: 'your app id', status: true, cookie: true,
             xfbml: true});
  };
  (function() {
    var e = document.createElement('script'); e.async = true;
    e.src = document.location.protocol +
      '//connect.facebook.net/en_US/all.js';
    document.getElementById('fb-root').appendChild(e);
  }());



function createCookie(days) {
	if (getCookie('sref') !== null)
	{
    return true;
	}
	if (days) {
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	var value = getUrlValues()
	document.cookie = "sref="+value+expires+"; path=/";
}

function getUrlValues()
{
    var argument = window.location.href.slice( window.location.href.indexOf('?')+1 );
    var websitecode = argument.split('=')[1];
    return (websitecode);
}
function getCookie(name) {
  var dc = document.cookie;
  var prefix = name + "=";
  var begin = dc.indexOf("; " + prefix);
  if (begin == -1) {
   begin = dc.indexOf(prefix);
   if (begin != 0) return null;
  } else
    begin += 2;
  var end = document.cookie.indexOf(";", begin);
  if (end == -1)
    end = dc.length;
  return unescape(dc.substring(begin + prefix.length, end));

}