Ajax add_pageLoading
	
    
    
	<%@ Control Language="C#" AutoEventWireup="true" CodeFile="WebUserControl.ascx.cs" Inherits="WebUserControl" %>
<asp:UpdatePanel ID="UpdatePanel1" runat="server" UpdateMode=Conditional>
<ContentTemplate>
<%=DateTime.Now %>
</ContentTemplate>
</asp:UpdatePanel>
 
using System;
using System.Collections.Generic;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
public partial class WebUserControl : System.Web.UI.UserControl
{
    private static System.Random rn = new Random(DateTime.Now.Millisecond);
    protected void Page_Load(object sender, EventArgs e)
    {
        if (rn.NextDouble() > 0.5)
        {
            this.UpdatePanel1.Update();
        }
    }
}
 
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="add_pageLoading.aspx.cs" Inherits="_Default" %>
<%@ Register src="WebUserControl.ascx" tagname="WebUserControl" tagprefix="uc1" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
    <title></title>
</head>
<body>
    <form id="form1" runat="server">
    <div>
    <asp:ScriptManager ID="ScriptManager1" runat="server">
    </asp:ScriptManager>
        <uc1:WebUserControl ID="WebUserControl1" runat="server" />
    </div>
    <uc1:WebUserControl ID="WebUserControl2" runat="server" />
    <uc1:WebUserControl ID="WebUserControl3" runat="server" />
    <uc1:WebUserControl ID="WebUserControl4" runat="server" />
    <uc1:WebUserControl ID="WebUserControl5" runat="server" />
    <mce:script language="javascript" type="text/javascript"><!--
        function HighColor(panls, clear) {//¸ßÁÁÏÔʾ¸üеÄpanl
            for (var i = 0; i < panls.length; i++) {
                var panl = panls[i];
      
    
     
	
	
    
    
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