GridViewAddUpdateDelete_Ajax with jquery.blockUI

一个外层div  ScriptManager1 UpdatePanel1  GridView1

Triggers

html:

         <div id="dvGrid" style="padding:10px;width:550px">
          
            <asp:ScriptManager ID="ScriptManager1" runat="server">
            </asp:ScriptManager>
            
            <asp:UpdatePanel ID="UpdatePanel1" runat="server">
            
              <ContentTemplate>
              
                <asp:GridView ID="GridView1" runat="server" >
                
                ………    

               </asp:GridView>
                
              </ContentTemplate>
              
              
              <Triggers>
                <asp:AsyncPostBackTrigger ControlID="GridView1" />
              </Triggers>
              
            </asp:UpdatePanel>
            
          </div>

js:

<script type="text/javascript" src="js/jquery-1.3.2.min.js">  </script>
     <script type="text/javascript" src="js/jquery.blockUI.js">    </script>
     <script type="text/javascript">
       function BlockUI(elementID) {

         var prm = Sys.WebForms.PageRequestManager.getInstance();

         prm.add_beginRequest(function() {

           $("#" + elementID).block({
             message: '<table align = "center"><tr><td>' + '<img src="js/loading.gif"/></td></tr></table>',

             css: {},

             overlayCSS: {
               backgroundColor: '#000000',
               opacity: 0.6,
               border: '3px solid #63B2EB'

             }
           });
         });

         prm.add_endRequest(function() {
           $("#" + elementID).unblock();
         });
       }

       $(document).ready(function() {

         BlockUI("dvGrid");

         $.blockUI.defaults.css = {};

       });
     </script>