$(function() {
	function get_cookie(name) {
		var cookie_name = encodeURIComponent(name) + "=",
			cookie_start = document.cookie.indexOf(cookie_name),
			cookie_value = null;
		if (cookie_start >  -1){
			var cookie_end = document.cookie.indexOf(";", cookie_start)
			if (cookie_end == -1){
				cookie_end = document.cookie.length;
			}
			cookie_value = decodeURIComponent(document.cookie.substring(cookie_start + cookie_name.length, cookie_end));
		}
		return cookie_value;
	};
	
	var nav_url = '';
	var userinfo = get_cookie('userinfo');
	if(userinfo) {
		userinfo = userinfo.split("\t");
		userinfo['uid'] = userinfo[0];
		userinfo['username'] = userinfo[1];
		userinfo['is_admin_group'] = userinfo[2];
		
		nav_url = '<p><font color=#FFFFFF><b>尊敬的用户:'+userinfo.username + '&nbsp;欢迎回来&nbsp;&nbsp;!</b></font></p>' + 
            ' <a href="' + front_url + 'video/add?type=upload"}">上传视频</a>' +
            ' <a href="' + front_url + 'video/manage">管理中心</a>' + 
			' <a href="' + front_url + 'user/space/' + userinfo.uid + '">我的空间</a>';
		if(userinfo.is_admin_group) {
			nav_url += ' <a href="' + base_url + 'admin.php" target="_blank">系统管理</a>';
		}
		
		nav_url += ' <a href="' + front_url + 'user/logout">注销</a>';
	} else {
		nav_url = '<fieldset> <form action="'+ base_url +'index.php/user/login" method="post" name="loginForm" class="form"><fieldset><legend>用户登录</legend><label for="username"><font color=#ffffff>用户名：</font><input type="text" name="username" id="username" tabindex="1" class="login_input"/></label><a href="' + front_url + 'user/register">注册</a><p><label for="password"><font color=#ffffff>密　码：</font><input type="password" name="password" id="password" tabindex="2" class="login_input"/></label><input id="loginsubmit" name="loginsubmit" type="submit" tabindex="6" value="登录" /></p> </fieldset> </form>';
	}
	
	$('#status_ajax').html(nav_url);
});