function tagOver(type,tabid,contid,pos,total)
{
clearTimeout(fodTime);
fodTime[type]=0;
fodTime[type]=setTimeout
(
        function()
        {
        switch_tab(tabid,contid,pos,total)
        },300
);
}
function tagOut(type)
{
clearTimeout(fodTime[type]);fodTime[type]=0;
}
function switch_tab(tabid,contid,pos,total)
{<li id ="tab_1_1" class="over" onmouseover="tagOver(0,'tab_1','cont_1',1,2)" onmouseout="tagOut(0)"><a href="javascript:void(0)"><span>最高人气</span></a></li>
            <li id ="tab_1_2" onmouseover="tagOver(0,'tab_1','cont_1',2,2)" onmouseout="tagOut(0)"><a href="javascript:void(0)"><span>最受欢迎</span></a></li>
<li id ="tab_1_2" onmouseover="tagOver(0,'tab_1','cont_1',2,3)" onmouseout="tagOut(0)"><a href="javascript:void(0)"><span>最高性价比</span></a></li>
--------------------------
代码同上, 谁能告诉我,最高性价比,下的为什么不显示,请说详细点,谢谢
 for(var i=1;i<=total;i++)
 {$(tabid+"_"+i).className="";$(contid+"_"+i).style.display="none";}
  $(tabid+"_"+pos).className="over";$(contid+"_"+pos).style.display="";
}