function add2Favorite(item_type,item_id){
  addFavoriteWin = window.open("/favorite/favorite.jsp?action=add&item_type="+item_type+"&item_id="+item_id,"addFavoriteWin","left=200,top=100,width=400,height=250,resizable=0,scrollbars=0,status=no,toolbar=no,location=no,menu=no");
  addFavoriteWin.focus();
}
function deleteFavorite(item_type,item_id){
  delFavoriteWin = window.open("/favorite/favorite.jsp?action=del&item_type="+item_type+"&item_id="+item_id,"delFavoriteWin","left=200,top=100,width=400,height=250,resizable=0,scrollbars=0,status=no,toolbar=no,location=no,menu=no");
  delFavoriteWin.focus();
}