function favorites(objId,type,obj){
 var iframeobj=document.getElementById("favoriteshidden");
 
 if(iframeobj!=null){
  iframeobj.src="http://quick.xiangrikui.com/favorites/addUserFavor.do?objId="+objId+"&type="+type+"&now="+new Date().getTime();
 }else{
   iframeobj=document.createElement("iframe");
  iframeobj.width="0";
  iframeobj.height="0";
  iframeobj.id="favoriteshidden";
  iframeobj.name="favoriteshidden";
  iframeobj.src="http://quick.xiangrikui.com/favorites/addUserFavor.do?objId="+objId+"&type="+type+"&now="+new Date().getTime();
  document.body.appendChild(iframeobj);   
 }
 return false;
}