jquery melaksanakan kesan khas untuk pengguna scoring_jquery

kod js:

<script type="text/javascript">
$(function(){

 //简洁用户评分代码
 $(".pfxtFen li").click(function(){
 $(this).addClass("pfxtCur");
 $(this).prevAll().addClass("pfxtCur");
 $(this).nextAll().removeClass("pfxtCur");
 });
 
 $(".pfxtFen li").dblclick(function(){
 $(".pfxtFen li").removeClass("pfxtCur");
 });
 
})
</script>

CSS

<style type="text/css">
*{margin:0;padding:0; font-family:"微软雅黑"}
ul{ list-style:none;}
 /*用户评分*/
.pingfenxitong{
 padding:15px 0;
 width:500px;
 margin:0 auto;
 }
.pingfenList{
 float:left;
 width:500px;
 padding-right:20px;
 }
.pfxtTitle{
 font-weight:bold;
 font-size:1.2em;
 padding:4px 0;
 }
.pfxtText{
 line-height:25px;
 }
.pfxtFen{
 margin:10px 0;
 }
.pfxtFen li{
 float:left;
 width:98px;
 height:30px;
 text-align:center;
 line-height:30px;
 border:#ddd 1px solid;
 background:#f1f1f1;
 cursor:pointer;
 }
.pfxtFen li.pfxtCur{
 background:#308A95;
 color:#fff;
 border:#308A95 1px solid;
 }

</style>

HTML

<div class="pingfenxitong">

 <div class="pingfenList">
 
 <div class="pfxtTitle">功能：</div>
 <div class="pfxtText">你觉得这个创意在功能上优秀吗？</div>
 <ul class="pfxtFen" title="双击取消评分">
  <li>1</li>
  <li>2</li>
  <li>3</li>
  <li>4</li>
  <li>5</li>
  <div class="clearfix"></div>
 </ul>
  
 <div class="pfxtRight"></div>
 <div class="clearfix"></div>
 </div>
 
 <div class="pingfenList">
 <div class="pfxtTitle">外观：</div>
 <div class="pfxtText">你觉得这个创意在外观上优秀吗？</div>
 <ul class="pfxtFen" title="双击取消评分">
  <li>1</li>
  <li>2</li>
  <li>3</li>
  <li>4</li>
  <li>5</li>
  <div class="clearfix"></div>
 </ul>
 <div class="pfxtRight"></div>
 <div class="clearfix"></div>
 </div>
 
 <div class="pingfenList">
 <div class="pfxtTitle">成本：</div>
 <div class="pfxtText">你觉得这个创意在成本上优秀吗？</div>
 <ul class="pfxtFen" title="双击取消评分">
  <li>1</li>
  <li>2</li>
  <li>3</li>
  <li>4</li>
  <li>5</li>
  <div class="clearfix"></div>
 </ul>
 <div class="pfxtRight"></div>
 <div class="clearfix"></div>
 </div>
 
 <div class="pingfenList">
 <div class="pfxtTitle">难度：</div>
 <div class="pfxtText">你觉得这个创意在难度上可行吗？</div>
 <ul class="pfxtFen" title="双击取消评分">
  <li>1</li>
  <li>2</li>
  <li>3</li>
  <li>4</li>
  <li>5</li>
  <div class="clearfix"></div>
 </ul>
 <div class="pfxtRight"></div>
 <div class="clearfix"></div>
 </div>
 
 <div class="clearfix"></div>

</div>

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