I need to display page loading animation and should stop and quit the page once server side function call is complete:
<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="LandingPage.aspx.cs" Inherits="LandingPage" %>
<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title></title>
<style type="text/css">
.modal
{
;
top: 0;
left: 0;
background-color: black;
z-index: 99;
opacity: 0.8;
filter: alpha(opacity=80);
-moz-opacity: 0.8;
&nbs ...
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