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javaScript
/
输入框抖动.html

<!DOCTYPE HTML>
<html>
<head>
    <meta charset="utf-8"/>
    <title>窗口登陆效果-蚂蚁部落</title>
    <style type="text/css">
        #win
        {
            position:relative;
            width:100px;
            height:100px;
            background-color:#666;
        }
    </style>
    <script type="text/javascript">
        var a=['top','left'];
        var b=0;
        var u;
        function fudu()
        {
            win.style[a[b%2]]=(b++)%4<2?"0px":"4px";
            if(b>15)
            {
                clearInterval(u);
                b=0
            }
        }
        function zd()
        {
            clearInterval(u);
            u=setInterval(fudu,32)
        }
        window.onload=function()
        {
            var bt=document.getElementById("bt");
            var win=document.getElementById("win");
            bt.onclick=zd;
        }
    </script>
</head>
<body >
<button id="bt">点击振动</button>
<div id="win"></div>
</body>
</html>