<div class="col-md-12 col-lg-3"> 
   <div class="panel panel-default"> 
    <div class="tit06"> 
     <h3>漏洞处理状态</h3> 
    </div> 
    <div class="status"> 
     <ul> 
      <li name="__tab_step1_pub" class="top active"> 
        <div class="info" id="tab_step1"> 
        <h4> 
         <div class="heading"></div> 
         待审阅</h4> 
        <p class="text" >漏洞已提交，等待厂商审阅</p>  
        </div> 
      </li> 
      <li name="__tab_step2_pub" > 
        <div class="info" id="tab_step2"> 
        <h4> 
         <div class="heading"></div> 
         待确认</h4> 
        <p class="text" >漏洞已开始审阅，等待厂商确认</p> 
        </div> 
      </li> 
      <li name="__tab_step3_pub"> 
       <div class="info" id="tab_step3"> 
        <h4> 
         <div class="heading"></div> 
         待修复</h4> 
         <p class="text" >漏洞已被确认，等待厂商修复</p>   
       </div> 
      </li> 
      <li name="__tab_step4_pub"> 
        <div class="info" id="tab_step4"> 
        <h4> 
         <div class="heading"></div> 
         已关闭</h4> 
          <p class="text" >漏洞修复完毕，厂商关闭漏洞</p> 
        </div> 
      </li> 
      <li name="__tab_step5_pub" > 
        <div class="info" id="tab_step5"> 
        <h4> <div class="heading"></div> 
         已公开</h4> 
        <p class="text" >厂商同意公开此漏洞</p> 
        </div> 
      </li> 
     </ul> 
    </div> 
   </div> 
  </div> 

.status ul { padding: 15px; } 
.status ul li { overflow: hidden; background: url("../threatrules/steps-line.jpg") repeat-y -3px 0px; padding: 26px 0 0px; } 
.status .active { background: url("../threatrules/steps-line-over.jpg") repeat-y -3px 0px; } 
.status .end { background: url("../threatrules/steps-line-over.jpg") repeat-y -3px 0px; } 
.status .end .heading { background: url("../threatrules/steps-over.jpg") no-repeat 0px 0px; } 
.status .bottom { background: url("../threatrules/steps-line.jpg") repeat-y -3px 0px; } 
.status .skip { background: url("../threatrules/steps-line-skip.jpg") repeat-y -3px 0px; } 
.status .skip .heading { background: url("../threatrules/steps-skip.jpg") no-repeat 0px 0px; } 
.status .active .heading { background: url("../threatrules/steps-over.jpg") no-repeat 0px 0px; } 
.status .heading { float: left; width: 20px; height: 20px; background: url("../threatrules/steps.jpg") no-repeat 0px 0px; margin-right: 5px; } 
.status .top { padding-top: 0px; } 
.status .bottom { background: url("../threatrules/steps-line-b1.jpg") no-repeat 0px 0px; } 
.status .bottom-active { background: url("../threatrules/steps-line-b2.jpg") no-repeat 0px 0px; } 

<script type="text/javascript"> 
/*根据处理状态，添加或删除对应的样式名*/ 
function addClass(elem, className){ //增加类名 
  if(!elem.className){ 
      elem.className = className; 
      return; 
  } 
  var clazz = ' ' + elem.className + ' '; 
  if(clazz.indexOf(' ' + className + ' ') === -1){ 
      elem.className = elem.className + ' ' + className; 
  } 
} 
 var step1 = document.getElementById('tab_step1'), 
   step2 = document.getElementById('tab_step2'), 
   step3 = document.getElementById('tab_step3') , 
   step4 = document.getElementById('tab_step4'), 
   step5 = document.getElementById('tab_step5'); 
 var status = '<?php echo $status;?>'; 
 switch(status){ 
   case '1': //待确认 
     addClass(step2.parentNode, 'active'); //parentNode即为包含step2的外一层标签，此处即为<li>标签 
     break; 
   case '2': //待修复 
      addClass(step2.parentNode, 'active'); 
      addClass(step3.parentNode, 'active'); 
     break; 
   case '3'://已关闭 
     addClass(step2.parentNode, 'active'); 
     addClass(step3.parentNode, 'active'); 
     addClass(step4.parentNode, 'active'); 
     break; 
   case '4': //已公开 
     addClass(step2.parentNode, 'active'); 
     addClass(step3.parentNode, 'active'); 
     addClass(step4.parentNode, 'active'); 
     addClass(step5.parentNode, 'end bottom-active'); 
     break; 
 } 
</script>