Скрипт скрытия popup окна на jquery

function hidePopup(popupObj, arrObj, triggerClass, e){
   if(popupObj.hasClass(triggerClass)){
      
   var clickEl=$(e.target),
      hideFlag=false,
      currentNode=e.target;
      
      while(!hideFlag){
         if(currentNode.nodeName=='BODY'){hideFlag=true; break;}
         else{
            for(var i=0; i<arrObj.length; i++){
               
               if(currentNode==arrObj[i][0]){
                  return;
               }
            }
            currentNode=$(currentNode).parent()[0];
         }
      }
      if(hideFlag){
         popupObj.removeClass(triggerClass);
      }
   }
}