function getcsCookie(sName){
	var sRE="(?:; )?"+sName+"=([^;]*);?";
	var oRE=new RegExp(sRE);
	if(oRE.test(document.cookie))	return decodeURIComponent(RegExp["$1"]);
	return '';
}
var cs_pennding=getcsCookie('37cs_pennding');
var cs_user=getcsCookie('37cs_user');
if(!cs_pennding){
	var cs_pidx=getcsCookie('37cs_pidx');
	if(!cs_pidx)	cs_pidx=0;
	var cs_host;
	if (Math.round(Math.random()*100)%4==0)
		cs_host = "code1.37cs.com";
	else
		cs_host = "code.37cs.com";
	document.writeln("<sc"+"ript type=\"text/jav"+"ascript\" s"+"rc=\"http://"+cs_host+"/popup/popup.jsx?cs_uid="+cs_uid+"&pidx="+cs_pidx+"&cidx="+getcsCookie('37cs_p'+cs_pidx+'_idx')+"&user="+cs_user+"&domain="+document.domain+"\"></s"+"cript>");
}else if (cs_user){
	var cs_exp=new Date();
	cs_exp.setTime(cs_exp.getTime()+172800*1000);
	document.cookie='37cs_user='+encodeURIComponent(cs_user)+';expires='+cs_exp.toGMTString()+';path=\/';
}