<script type="text/javascript">
function clickA(t){
var allA=document.getElementsByTagName("a");
for(var i=0;i<allA.length;i++){
if($(allA[i]).attr("class")=="current"){
$(allA[i]).removeClass("current");
}
}
$(t).addClass("current");
}
function menuName(name){
$("#title_name").replaceWith("<div class='title_name' id='title_name'>"+name+" </div>");
}
function showOrNone(id){
$("#show"+id).toggle();
}
function showInIframe(src)
{
$("#main").attr("src",src);
}
</script>
<ul>
<li><a href="javascript:;" id="a4" οnclick="showInIframe('${pageContext.request.contextPath }/action/addUser');clickA(this);return false;" target="main">添加用户</a></li>
</ul>