function setTopbarUserInfo(){
	var uid = YAHOO.util.Cookie.get("userName");
	uid=securityUtil.encodeHTML(uid); 
	if(uid&&uid!="userName"){
		var logoutHTML = '[<a href="http://www.alibado.com/course/user/logout.htm">退出</a>]'
		YAHOO.util.Dom.get("promotion-topbar-userInfo").innerHTML=uid+'，欢迎来到阿里学院网站<span class="login">'+logoutHTML+'[<a href="http://www.alibado.com/personal/myStudy/myStudyList.htm" target="_blank">个人中心</a>]</span>';
	}
}