var sem_track_id;
var sem_page_id;

function newSEMCookie(name,value,days) {
 if (days) {
  var date = new Date();
   date.setTime(date.getTime()+(days*24*60*60*1000));
   var expires = "; expires="+date.toGMTString(); }
  else var expires = "";
  document.cookie = name+"="+value+expires+"; path=/"; 
}

function readSEMCookie(name) {
  var nameSG = name + "=";
  var ca = document.cookie.split(';');
 for(var i=0; i<ca.length; i++) {
   var c = ca[i];
   while (c.charAt(0)==' ') c = c.substring(1,c.length);
if (c.indexOf(nameSG) == 0) return c.substring(nameSG.length,c.length); }
  return null; }

function SEMTracking() {
var exp = 0; 	
var num = readSEMCookie('SEM_track_id');
var url = window.location.href;
var url_trackid = url.indexOf("track_id");
if (url_trackid != -1) {
	var dir = url.split('track_id=');
	var url2 = dir[dir.length - 1];
	var sem_track_id_split = url2.split('&');
	var sem_track_id_length = sem_track_id_split.length;
	sem_track_id_split = sem_track_id_split[sem_track_id_split.length - sem_track_id_length];
	sem_track_id = sem_track_id_split;
	
	 		 	if (num < 1) 
			{ 
				newSEMCookie('SEM_track_id',sem_track_id, exp);
				num = sem_track_id;   
			}
}
		sem_track_id = num;
}

function write_SEM_Tracking_Pixel_pw()
{
		if (sem_track_id != null)
		{		
			var SEM_random_num= Math.floor(Math.random()*1001);
			document.getElementById('sem_tracking_pixel').innerHTML = "<img src='http://www.cpclogic.com/track/cpctrack.php?dom_id=67&track_id="+sem_track_id+"&c_type=pw&rnd="+SEM_random_num+"' width='0' height='0'>";
		}
}
function write_SEM_Tracking_Pixel_mw()
{
		if (sem_track_id != null)
		{		
			
			var SEM_random_num= Math.floor(Math.random()*1001);
			document.getElementById('sem_tracking_pixel').innerHTML = "<img src='http://www.cpclogic.com/track/cpctrack.php?dom_id=67&track_id="+sem_track_id+"&c_type=mw&rnd="+SEM_random_num+"' width='0' height='0'>";
		}
}

function write_SEM_Tracking_Pixel_dd()
{
		if (sem_track_id != null)
		{
			var SEM_random_num= Math.floor(Math.random()*1001);
			document.getElementById('sem_tracking_pixel').innerHTML = "<img src='http://www.cpclogic.com/track/cpctrack.php?dom_id=67&track_id="+sem_track_id+"&c_type=dd&rnd="+SEM_random_num+"' width='0' height='0'>";
		}
}
function write_SEM_Tracking_Pixel_ep()
{
		if (sem_track_id != null)
		{
			var SEM_random_num= Math.floor(Math.random()*1001);
			document.getElementById('sem_tracking_pixel').innerHTML = "<img src='http://www.cpclogic.com/track/cpctrack.php?dom_id=67&track_id="+sem_track_id+"&c_type=ep&rnd="+SEM_random_num+"' width='0' height='0'>";
		}
}