<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<title>实例1:屏蔽鼠标右键</title>
</head>
<script>
function block(event){
if (event == window.event){//IE
event = window.event;
event.returnValue = false;
}else{
event.preventDefault();
}
}
document.oncontextmenu = block;
</script>
<body>
注释:
<ul>
<li>右键菜单oncontextmenu事件;</li>
<li>IE returnValue 属性阻止右键默认内容;</li>
<li>标准DOM preventDafault() 方法阻止右键默认内容;</li>
</ul>
</body>
</html>