鼠标移动图片颜色变动评分

跟着鼠标走动的图片评分

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<html xmlns="http://www.w3.org/1999/xhtml">
 <head>
     <title></title>
    <style type="text/css">
        body { background: #dfdfdf;  }
       #star { background: url("dang.jpg") no-repeat -140px 0; width: 140px; height: 26px; }
     </style>
     <script src="http://www.cnblogs.com/jquery-1.7.1.js" type="text/javascript"></script>
     <script type="text/javascript">
         $(document).ready(function () {
             $('#star').mousemove(function (e) {
                var el = $(this);
                var x = e.clientX;
                 var left = el.offset().left;
                 var w = x - left;
                 w = -140 + w;
                 if (w < 0) w = -1 * w;
                 w = parseInt(w / 28) * 28;
                 el.css('background-position', '-' + w + 'px 0');
                 var s = '';
             }).mouseleave(function (e) {
                var el = $(this);
                 el.css('background-position', '-140px 0');
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         });
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 <body>
     <div id="star">
     </div>
 </body>
 </html>

原文地址:https://www.cnblogs.com/caiyun/p/3035956.html