显示坐标
<script language=javascript>
function mybody_onmousemove()
{
window.status="X="+ window.event.x+",Y="+ window.event.y;
//窗口对象.状态栏，窗口对象.event 对象.x 属性
}
</script>
</head>
<body id=mybody language=javascript
onmousemove="return mybody_onmousemove()">
// 鼠标移动事件，处理事件