来点牛人，，，兼容性

<link href="/Portal/js/XY_Tips/style.css" rel="stylesheet" type="text/css" />
 <script src="/Portal/Js/XY_Tips/jquery.XYTipsWindow.min.2.7.js" type="text/javascript"></script>
<asp:HyperLink runat="server" NavigateUrl="javascript://;" Style="cursor: hand;"
                                        ID="HyperLink_Download" ImageUrl="/Portal/images/xz1.jpg" BorderStyle="None"
                                        BorderWidth="0" /> <script type="text/javascript">
        function doClick(id) {
            $("#HyperLink_Download").trigger("myclick", [id]);
        }        $(document).ready(function () {
            $("#HyperLink_Download").bind('myclick', function (event, id) {
                $.XYTipsWindow({
                    ___title: "文件下载",
                    ___content: "iframe:/Portal/Learning/Download2.aspx?ID=" + id,
                    ___width: "400",
                    ___height: "280",
                    ___drag: "___boxTitle",
                    ___showbg: true
                });
            });
        })
    </script>就是弹出一个框用于下载的，IE8是好的，IE6就不行了，给改改