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100.写一个自动捕获鼠标左右上下坐标的方法.html

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        #div1{
            width:100px;
            height: 100px;
            border: 1px solid red;
        }
        #div2{
            width:100px;
            height: 100px;
            border: 1px solid red;
        }
    </style>
    <script>
        window.onload=function () {
            var div1=document.getElementById('div1');
            var div2=document.getElementById('div2');
            div1.onmousemove=function(event){
                event=event||window.event
                div2.innerHTML="x is:"+event.clientX+",y is:"+event.clientY;
            }
        }
    </script>
</head>
<body>
<div id="div1"></div>
<div id="div2"></div>
</body>
</html>