<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title></title>
<style>
/*跟運動相關的模塊都需要絕對定位*/
#idv1 {background: #CCCCCC;display: none;width: 50px;position: absolute;}
</style>
<script>
//鼠標右鍵默認菜單事件
document.oncontextmenu = function(ev) {
var oevent = ev || event;
var div1 = document.getElementById('idv1');
//彈出自定義菜單
div1.style.display = 'block';
//設置自定義菜單的坐標，達到鼠標右鍵的地方彈出自定義菜單
div1.style.left = oevent.clientX + 'px';
div1.style.top = oevent.clientY + 'px';
//屏蔽右鍵默認菜單
return false;
}
//點擊頁面任一地方，收起自定義菜單
document.onclick = function() {
var div1 = document.getElementById('idv1');
div1.style.display = 'none';
}
</script>
</head>
<body>
<div id="idv1">
<ul>
<li>1</li>
<li>2</li>
<li>3</li>
<li>4</li>
</ul>
</div>
</body>
</html>