function winpop(bookid){
      var url = "shopping.asp?id="+bookid;
      var popup = window.open(url,"shoppingcart2008","");
      return;
}

function addcsg(bookid){
      window.open('shoucang.asp?id='+ bookid +'&action=add', 'csg', 'toolbar=no,location=no,directories=no,status=no,menubar=no, scrollbars=yes,resizable=no,copyhistory=no,width=696, height=300,top=100,left=50')   
}