function PVTrack(){var d=document;this.page=0;this.type=0;this.typeid=0;this.objecttype=0
this.object=0;this.brand=0;this.series=0;this.year=0;this.spec=0;this.level=0;this.color=0;this.price=0;this.age=0;this.mileage=0;this.transmission=0;this.emission=0;this.dealer=0;this.cur=escape(d.URL);this.ref=escape(d.referrer);this.src="";this.init=function(){this.src="http://usedcar.pv.che168.com/pv.ashx?page="+this.page;this.src+=this.type>0?"&type="+this.type:"";this.src+=this.typeid>0?"&typeid="+this.typeid:"";this.src+=this.objecttype>0?"&objecttype="+this.objecttype:"";this.src+=this.object>0?"&object="+this.object:"";this.src+=this.brand>0?"&brand="+this.brand:"";this.src+=this.series>0?"&series="+this.series:"";this.src+=this.year>0?"&year="+this.year:"";this.src+=this.spec>0?"&spec="+this.spec:"";this.src+=this.level>0?"&level="+this.level:"";this.src+=this.color>0?"&color="+this.color:"";this.src+=this.price>0?"&price="+this.price:"";this.src+=this.age>0?"&age="+this.age:"";this.src+=this.mileage>0?"&mileage="+this.mileage:"";this.src+=this.transmission>0?"&transmission="+this.transmission:"";this.src+=this.emission>0?"&emission="+this.emission:"";this.src+=this.dealer>0?"&dealer="+this.dealer:"";this.src+="&ref="+this.ref+"&cur="+this.cur;}
this.send=function(){var c=new Image(1,1);c.onLoad=function(){};c.src=this.src;}
this.track=function(){this.init();this.send();}}