//登录状态
jQuery(document).ready(function() {
    setWelcome();
});
//异步获取用户登录名称.
function setWelcome() {
    jQuery.get("/IAjax/ILogin.aspx?_=" + Math.random(), { action: "GetUserName" }, showlog);
}

function showlog(data) {
    if (data != "") {
        jQuery("#userloginwelcome").html("您好 <strong><a href='user_center.aspx'>" + data + "</a></strong>。<a  href='/reglogin.aspx?action=logout'>退出登录</a>");
    }
    else {
        return;
    }
}