var locationurl = String(document.location);
var url			= '/plug/spider/';
function smarttrack(reftime){
	var referrer=escape(top.document.referrer);
	var smart_img=new Image();
	smart_img.src=url+'track.asp?locationurl='+locationurl+'&referrer='+referrer;
}
smarttrack();
function smartimgon(reftime){
	var smart_time=new Date();
	var smart_img=new Image();
	smart_img.src=url+'online.asp?locationurl='+locationurl+'&rnd='+Math.random();
	var smartimgtimeout=setTimeout('smartimgon('+reftime+');',reftime);
}
smartimgon(50000);