(049)javascript_event_offset 

 1 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
 2 <html xmlns="http://www.w3.org/1999/xhtml">
 3 <head>
 4     <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
 5     <title>EVENT</title>
 6     <style type="text/css">
 7         #myDiv{
 8             width: 90px;
 9             height: 90px;
10             background: blue;
11             border: 1px solid black;
12             padding: 10px;
13             margin: 20px;
14             position: absolute;
15             left: 100px;
16             top: 100px;
17         }
18     </style>
19     <script type="text/javascript">
20 
21         window.onload = function() {
22 
23             var divNode = document.getElementById("myDiv");
24 
25             alert(divNode.offsetWidth);
26             alert(divNode.offsetHeight);
27             alert(divNode.offsetLeft);
28             alert(divNode.offsetTop);
29 
30         };
31         
32     </script>
33 </head>
34 
35 <body>
36 
37     <div id="myDiv"></div>
38 
39 </body>
40 </html>

 

posted @ 2014-03-23 11:15  雪中飞雁  阅读(76)  评论(0)    收藏  举报