<!--
function popcart()
{
    var argv = popcart.arguments;
    var argc = argv.length;

    if(argc == 0)
        window.open("buy_popcart.jsp","popcart","menubar=no,location=no,resizable=yes,scrollbars=yes,status=no,width=600,height=10");
    else
        window.open(argv[0],"popcart","menubar=no,location=no,resizable=yes,scrollbars=yes,status=no,width=600,height=10")
}

function buy(bookid)
{
    //if(confirm("确定要购买此书？"))
        popcart("buy_popcart.jsp?todo=inc&bookid="+bookid);
}
//-->