.NET ------ 两种传参方式

<table cellpadding="0" cellspacing="4" class="ttable_border_none">
    <tr><td>选择标题：</td><td><uc2:WebCtrl_JieSuanTitle ID="WebCtrl_JieSuanTitle2" runat="server" /></td>   
<td>
        &nbsp;
        <asp:Button ID="btnExcel" runat="server" Text="Excel导入" CssClass="ttbtn" OnClick="btnExcel_Click" />
        &nbsp;
        <asp:Button ID="btnDelete" runat="server" CssClass="ttbtn" onclick="btnDelete_Click" OnClientClick="return confirm(‘您确认执行删除操作吗？‘) &amp;&amp; GetCheckGuid()" Text="删除" />
        &nbsp;
        <asp:Label ID="LabelEditMsg" runat="server" ForeColor="#FF3300" Text=""></asp:Label>
</td></tr>
</table>

    protected void btnExcel_Click(object sender, EventArgs e)
    {
        if (this.WebCtrl_JieSuanTitle2._HidJieSuanGuid == string.Empty)
        {
            WebMessageBox1.MessageBox_tishi(Master, 300, 200, "请选择标题后再导入Excel");
            return;
        }
 
        string js = "WebDialogLoad(‘Excel导入‘, 800, 600, ‘../qdExcel/JiXiao_Excel_Upload_win.aspx?pwidth=780&pheight=480&btn="+ btnSearch.ClientID + "&titleguid="+ this.WebCtrl_JieSuanTitle2._HidJieSuanGuid + "‘)";
        ScriptManager.RegisterStartupScript(UpdatePanelRepeater, this.Page.GetType(), "", js, true);

        //后台调用示范，可删除
        //有UpdatePanel用如下代码调用js
        //ScriptManager.RegisterStartupScript(UpdatePanel1, this.Page.GetType(), "", "js();", true);
        //没有UpdatePanel用如下代码调用
        //this.Page.ClientScript.RegisterStartupScript(this.Page.GetType(), "", "<script language=‘javascript‘>js();</script>", false);
        //有UpdatePanel弹窗调用如下    
    }

                <td align="center">
                        <a href="javascript:return false;" title="导入"  onclick="javascript: WebDialogLoad(‘Excel导入‘, 800, 600, ‘../qdExcel/GongZi_Excel_Upload_win.aspx?pwidth=780&pheight=480&edit=add&rtn=<%=btnSearch.ClientID %>&titleguid=<%=WebCtrl_JieSuanTitle1._HidJieSuanGuid %>‘)" ><img src="../qdimages/excel2.png" border="0" title="Excel导入"></a>
                        &nbsp;
                        <asp:LinkButton ID="LinkButtonSave" runat="server"  OnClick="Rpbtn_SaveAll_Click"><img src="../qdimages/Save.png" border="0" title="批量保存"></asp:LinkButton>

                    </td>