Jquery prev方法造成了事件的冒泡 求人进来看看

页面部分
  <table width="100%" border="0" cellspacing="0" cellpadding="0">
        <#if messagelist != null>
         <#list messagelist as message>
           <div id="${message.id}_">
            <span style="height:30px;line-height:26px;margin-left:30px;">${message.title}</span>
      <div>
             <span style="height:30px;line-height:26px;margin-left:60px;">${message.content}</span>
             <a href="javascript:void(0);" onclick="javascript:showRDiv('${message.id}','${message.hydm}','${message.hyJc}','${message.id}');">回复</a>
             <#if membId==message.hydm>
             <a href="javascript:void(0);" onclick="deleteMessage(${message.id});">删除</a>
             </#if>
             <#if message.children != null>
              <#list message.children as messagel>
                 <#if messagel!= null>
                  <div id="${messagel.id}_">
                 <span style="height:30px;line-height:26px;margin-left:100px;">${messagel.hyJc}&nbsp;:@${messagel.hzJc}&nbsp;&nbsp;${messagel.content}</span>
                 <a href="javascript:void(0);" onclick="javascript:showRDiv('${message.id}','${messagel.hydm}','${messagel.hyJc}','${messagel.id}');">回复</a>
                 <#if membId==messagel.hydm>
                 <a href="javascript:void(0);" onclick="deleteMessage(${messagel.id});">删除</a>
                 </#if>
               </div>
                 </#if>
              </#list>
             </#if>
             <div id="${message.id}" style="margin-left:100px;display:none;">
              <textarea rows="4" cols="40"></textarea><br/>