var sz_w			= window;
var sz_d			= document;

function S4() {
   return (((1+Math.random())*0x10000)|0).toString(16).substring(1);
}

function guid() {
   return (S4()+S4()+"-"+S4()+"-"+S4()+"-"+S4()+"-"+S4()+S4()+S4());
}

function setCookie(c_name,value,expiredays)
{
var exdate=new Date();
exdate.setDate(exdate.getDate()+expiredays);
document.cookie=c_name+ "=" +escape(value)+
((expiredays==null) ? "" : ";expires="+exdate.toGMTString());
}

function getCookie(c_name)
{
if (document.cookie.length>0)
  {
  c_start=document.cookie.indexOf(c_name + "=");
  if (c_start!=-1)
    { 
    c_start=c_start + c_name.length+1; 
    c_end=document.cookie.indexOf(";",c_start);
    if (c_end==-1) c_end=document.cookie.length;
    return unescape(document.cookie.substring(c_start,c_end));
    } 
  }
return "";
}

function sz_rd_tracker(guid) {
	var url	= sz_d.location.protocol+"//www1.thechinainventory.com/track/1x1.php?url=" + escape(sz_d.URL)+"&referrer="+escape(sz_d.referrer)+"&guid="+escape(guid);
	rd		= new Image(100,100);
	rd.src	= url;
}

var sz_guid = getCookie('guid');
if (sz_guid == "" || sz_guid == null) {
  sz_guid = guid();
  setCookie('guid', sz_guid, 365);
}
sz_rd_tracker(sz_guid);