ajax无线级刷新

/*内容区域顶部标题栏*/
.hB{background:url(images/wind/hB.png) 0 bottom repeat-x;height:33px;line-height:33px;overflow:hidden;padding:0 10px;}


<td>
<h4 class="hB">
<ul id="tabswi1_A" class="tabB" style="padding-left:5px;">
<div class="view-hover" channelid="bbsindex" altname="TAB切换@论坛首页" invokename="TAB切换@论坛首页">
<li class="switchNavItem current" index="0">
<a href="javascript:;">官方动态</a>
</li>
<li class="switchNavItem" index="1">
<a href="javascript:;">论坛动态</a>
</li>
<li class="switchNavItem" index="2">
<a href="javascript:;">程序使用</a>
</li>
</div>
</ul>
</h4>
<div id="tabswi1_B" class="pd15">
<div class="switchItem" style="">
<div class="switchItem" style="display: none;">
<div class="switchItem" style="display: none;">
</div>
<script>
ddSliderPlayers('tabswi1_B','tabswi1_A',0,'current'); 
</script>
</td>