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AJAX simple pop-up layer effect code implemented by jQuery_jquery

WBOY
WBOYOriginal
2016-05-16 15:29:371132browse

The example in this article describes the simple AJAX pop-up layer effect implemented by jQuery. Share it with everyone for your reference, the details are as follows:

The screenshot of the running effect is as follows:

The specific code is as follows: 

<!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>
 <meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
 <title>无标题文档</title>
 <script type="text/javascript" src="jquery1.3.2.js"></script>
 <style type="text/css">
  <!--
   html, body
  {
   height: 100%;
   margin: 0px;
   font-size: 12px;
  }
  .mydiv
  {
   background-color: #FFCC66;
   border: 1px solid #f00;
   text-align: center;
   line-height: 40px;
   font-size: 12px;
   font-weight: bold;
   z-index: 99;
   width: 300px;
   height: 120px;
   left: 50%; /*FF IE7*/
   top: 50%; /*FF IE7*/
   margin-left: -150px !important; /*FF IE7 该值为本身宽的一半 */
   margin-top: -60px !important; /*FF IE7 该值为本身高的一半*/
   margin-top: 0px;
   position: fixed !important; /*FF IE7*/
   position: absolute; /*IE6*/
   _top: expression(eval(document.compatMode &&
   document.compatMode=='CSS1Compat') &#63;
   documentElement.scrollTop + (document.documentElement.clientHeight-this.offsetHeight)/2 :/*IE6*/
   document.body.scrollTop + (document.body.clientHeight - this.clientHeight)/2); /*IE5 IE5.5*/
  }
  .mydiv2
  {
   background-color: #FFCC66;
   border: 1px solid #f00;
   text-align: center;
   line-height: 40px;
   font-size: 12px;
   font-weight: bold;
   z-index: 99;
   width: 400px;
   height: 400px;
   left: 50%; /*FF IE7*/
   top: 50%; /*FF IE7*/
   margin-left: -200px !important; /*FF IE7 该值为本身宽的一半 */
   margin-top: -200px !important; /*FF IE7 该值为本身高的一半*/
   margin-top: 0px;
   position: fixed !important; /*FF IE7*/
   position: absolute; /*IE6*/
   _top: expression(eval(document.compatMode &&
   document.compatMode=='CSS1Compat') &#63;
   documentElement.scrollTop + (document.documentElement.clientHeight-this.offsetHeight)/2 :/*IE6*/
   document.body.scrollTop + (document.body.clientHeight - this.clientHeight)/2); /*IE5 IE5.5*/
  }
  .bg
  {
   background-color: #666;
   width: 100%;
   height: 100%;
   left: 0;
   top: 0; /*FF IE7*/
   filter: alpha(opacity=50); /*IE*/
   opacity: 0.5; /*FF*/
   z-index: 1;
   position: fixed !important; /*FF IE7*/
   position: absolute; /*IE6*/
   _top: expression(eval(document.compatMode &&
   document.compatMode=='CSS1Compat') &#63;
   documentElement.scrollTop + (document.documentElement.clientHeight-this.offsetHeight)/2 :/*IE6*/
   document.body.scrollTop + (document.body.clientHeight - this.clientHeight)/2); /*IE5 IE5.5*/
  }
  -- ></style>
 <script language="javascript" type="text/javascript">
  function showDiv() {
   $('#popDiv').removeClass().addClass("mydiv").css("display","block").css("background","ff9");
   $('#bg').css("display","block");
  }
  function showDiv2() {
   $('#popDiv').removeClass().addClass("mydiv2").css("display","block").css("background","pink");
   $('#bg').css("display","block");
  }
  function closeDiv() {
   $('#popDiv').css("display","none");
   $('#bg').css("display","none");
  }
 </script>
</head>
<body onload="$('#bg').css('height',document.body.clientHeight).css('width',document.body.clientWidth); ">
 <div id="popDiv" class="mydiv" style="display: none;">
  动态弹出的层<br />
  动态弹层的内容<br />
  <a href="javascript:closeDiv()">关闭窗口</a></div>
 <div id="bg" class="bg" style="display: none;">
 </div>
 <div style="height: 1400px;">
  <div style="text-align: center;">
   <a href="javascript:showDiv()">点我1</a><br/><br/>
   <a href="javascript:showDiv2()">点我2</a>
   </div>
 </div>
</body>
</html>

I hope this article will be helpful to everyone in jQuery programming.

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