模拟 select下拉框

<script type="text/javascript">
iws=false;
function shlist(){
document.getElementById("t_select-list").style.display=document.getElementById("t_select-list").style.display=="block"?"none":"block";
}
function changesever(ts){
document.getElementById("t_selected").innerHTML="---"+ts.innerHTML+"---";
shlist();
//alert(document.getElementById("selected").rel);
}
function cws(val){
iws=val;
}
function hlist(){
if(!iws)document.getElementById("t_select-list").style.display="none";
}
</script>

<style type="text/css">
#t_select{ width:200px; height:18px; }
#t_selected{width:200px; height:18px; line-height:18px; color:#F2E3A8; background:url(http://images2.wowchina.com/images_wow/front/select_top.gif) no-repeat; font-size:12px; text-align:center; position:relative; z-index:998; cursor:default;}
#t_select-list{position:absolute;margin-top:1px; margin-left:3px;filter:alpha(opacity=90); opacity:0.9; background:#54482B; border:#918C6D 1px solid; font-size:12px; width:192px;text-align:center; display:none;}
#t_select-list a{display:block; color:#F2E3A8; text-decoration:none;}
#t_select-list a:hover{text-decoration:underline; background:#6F6546;}
</style>

<div id="t_select">
           <div id="t_selected" onclick="shlist();" onmouseover="cws(true);" onmouseout="cws(false);" onblur="hlist()">---请选择您要下载的程序---</div>
                                   <div id="t_select-list" onmouseover="cws(true);" onmouseout="cws(false);">
          <a href="http://www.wowchina.com/download/client/index.shtml#0" onclick="changesever(this);" target="_blank">我没有客户端</a>
          <a href="http://www.wowchina.com/download/client/index.shtml#1123" onclick="changesever(this);" target="_blank">我的客户端低于2.1.0版本</a>
          <a href="http://www.wowchina.com/download/client/index.shtml?2030" onclick="changesever(this);" target="_blank">2.2.3到2.3.0升级补丁</a>
                                    <a href="http://www.wowchina.com/download/client/index.shtml?2032" onclick="changesever(this);" target="_blank">2.3.0到2.3.2升级补丁</a>
                                    <a href="http://www.wowchina.com/download/client/index.shtml?2033" onclick="changesever(this);" target="_blank">2.3.2到2.3.3升级补丁</a>
                                    <a href="http://www.wowchina.com/download/client/index.shtml?2040" onclick="changesever(this);" target="_blank">2.3.3到2.4.0升级补丁</a>
                                    <a href="http://www.wowchina.com/download/client/index.shtml?2041" onclick="changesever(this);" target="_blank">2.4.0到2.4.1升级补丁</a>
                                    <a href="http://www.wowchina.com/download/client/index.shtml?2042" onclick="changesever(this);" target="_blank">2.4.1到2.4.2升级补丁</a>
                                    <a href="http://www.wowchina.com/download/client/index.shtml?2043" onclick="changesever(this);" target="_blank">2.4.2到2.4.3升级补丁</a>
           </div>
          </div>
          <div>ffffffff</div>