Day9--------onContextMenu

 //----------使用oncontextmenu和return false来添加自定义的右键菜单和屏蔽浏览器默认菜单
 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>contextMenu</title>
 6 </head>
 7 <style type="text/css">
 8     ul,body{margin: 0px;padding: 0px;}
 9     ul{ 110px;height: 150px;position: absolute;background: #CCC;display: none;list-style-type: none;}
10 </style>
11 <script type="text/javascript">
12     window.onload=function(){
13         oUl=document.getElementsByTagName('ul')[0];
14         document.oncontextmenu=function(ev){
15             oEvent=ev||event;            
16             oUl.style.display='block';
17             oUl.style.left=oEvent.clientX+'px';
18             oUl.style.top=oEvent.clientY+'px';
19             return false;
20         }
21         document.onclick=function(){
22             oUl.style.display='none';
23         }
24     }
25 </script>
26 <body>
27     <ul>
28         <li>Send TO C:</li>
29         <li>Send TO D:</li>
30         <li>Send TO E:</li>
31         <li>Send TO F:</li>
32     </ul>
33 </body>
34 </html>