function getPara(source, name){
    var reg = new RegExp("(^|\\?|&)"+ name +"=([^&]*)(\\s|&|$)", "i");
    if (reg.test(source)) 
      return RegExp.$2; 
    return "";
	}
	
	function m_s(){
		var tr = document.referrer;
		pos = tr.indexOf("?") 
		var biz_url = tr.substring(0,pos); 
		biz_url += "_" + getPara(tr,"actionMethod");

		
		var n=new Date().getTime();
		var c=escape(n*1000+Math.round(Math.random()*1000));
	  with(document){
	  	if(cookie.indexOf("SUV=")<0)
	  	  cookie="SUV="+c+";path=/;expires=Tue, 19-Jan-2038 00:00:00 GMT;domain=sogou.com";
	 		if(top.location==self.location)
	 		  write("<scr"+"ipt src='http://pv.sogou.com/pv.gif"+"?t?="+c+"?r?="+biz_url+"'></scr"+"ipt>")
	 		 }
  }
  
	var spv;if(!spv)m_s();spv=1