js 評價星級效果

<!doctype html>
<html>
<head>
<meta charset="utf-8">
<meta name="keywords" content="Jquery五角星打分效果,Jquery評分效果,Jq評分插件" />
<meta name="description" content="Jquery流行的五角星評分效果" />
<meta name="application-name" content="Jquery五角星評分效果-彭亞歐我的博客代碼中心" />
<title>Jquery五角星評分效果</title>
<style type="text/css">
#typeone {
 width:
}
.formItemDiff {
    width: 20px;
    height: 20px;
    background-image: url(diff.png);
    background-position: 0px -575px;
    float: left;
    margin-top: 15px;
}
.formItemDiffFirst {
    margin-left: 20px;
}
</style>
</head>

<body>

<div id="contentMain">
  <div id="contextBg">
    
    <div class="contextBgItem contextBgItemRight">
      <div id="Demo" style="text-align:center;">
        <div class="item" style="margin-top:100px; margin-left:100px;">
          <div class="formItemDiff formItemDiffFirst"></div>
          <div class="formItemDiff"></div>
          <div class="formItemDiff"></div>
          <div class="formItemDiff"></div>
          <div class="formItemDiff"></div>
        
          <p id="pointP" style="float:left; margin-left:20px;"></p>
        </div>
      </div>
      
    </div>
  </div>
</div>
</body>
<script type="text/javascript" src="http://www.pengyaou.com/jquery-1.4.min.js"></script>
<script type="text/javascript">
$(document).ready(function(e) {
   $(".formItemDiff").hover(function() {
                $(this).css("background-position", "0px -555px");
                $(this).prevAll().css("background-position", "0px -555px");
                $(this).nextAll().css("background-position", "0px -575px");
            
                $("#pointP").html($(this).prevAll().length+1+"分");
            });
    });
    </script>
</html>


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