var user_ajax_url = '/dlm/ajax_user.php';
function LoginUser(){
	var email = $("email").value.trim();
	var password = $("password").value;
	var record = 0;
	if( $("record").checked ){
		record = 1;
	}
	if( email==""||email=="请输入完整邮件地址" ){
		alert("请输入电子邮箱");
		return false;
	}
	if( password=="" ){
		alert("请输入密码");
		return false;
	}
	var pars = "_a=check_login&email="+encodeURIComponent(email)+"&password="+encodeURIComponent(password)+"&record="+record+"&rid="+parseInt(Math.random()*999999);
	new Ajax.Request(
		user_ajax_url,{
			method:'get',
			parameters:pars,
			onComplete:function(xmlRequest){
				var ret = xmlRequest.responseText;
				eval('ret = ' + ret + ';');
				if( ret['success']==0 ){
					// 登陆失败
					alert(ret['desc']);
				}
				else{
					user_info = ret['user_info'];
					setLoginInfoDiv(user_info);
				}
			}
		}
	);
}
// 注销登陆
function logout(){
	var pars = "_a=logout&rid="+parseInt(Math.random()*999999);
	new Ajax.Request(
		user_ajax_url,{
			method:'get',
			parameters:pars,
			onComplete:function(xmlRequest){
				if( $("login_info_div") ){
					$("login_info_div").style.display = "none";
				}
				if( $("login_form_div") ){
					$("login_form_div").style.display = "";
				}
				if( $("top_no_login_div") ){
					$("top_no_login_div").style.display = '';
				}
				if( $("top_login_info_div") ){
					$("top_login_info_div").style.display = 'none';
				}
				if( $("password") ){
					$("password").value = '';
				}
			}
		}
	);
}
// 获取登陆信息
function getLoginUser(){
	var pars	= "_a=get_login_user&rid="+parseInt(Math.random()*999999);
	new Ajax.Request(
		user_ajax_url,{
			method:'get',
			parameters:pars,
			onComplete:function(xmlRequest){
				var ret = xmlRequest.responseText;
				eval('ret = ' + ret + ';');
				var user_info = ret;
				if( user_info['uid']==0 ){
					if( $("login_info_div") ){
						$("login_info_div").style.display = "none";
					}
					if( $("login_form_div") ){
						$("login_form_div").style.display = "";
					}
					if( $("top_no_login_div") ){
						$("top_no_login_div").style.display = '';
					}
					if( $("top_login_info_div") ){
						$("top_login_info_div").style.display = 'none';
					}
				}
				else{
					// 已经登陆
					setLoginInfoDiv(user_info);
				}
			}
		}
	);
}
// 设置登陆用户信息
function setLoginInfoDiv(user_info){
	if( $("login_info_div") ){
		$("login_info_div").style.display = "";
	}
	if( $("login_form_div") ){
		$("login_form_div").style.display = "none";
	}
	if( $("top_login_info_name") ){
		$("top_login_info_name").innerHTML = user_info['name'];
	}
	if( $("top_no_login_div") ){
		$("top_no_login_div").style.display = 'none';
	}
	if( $("top_login_info_div") ){
		$("top_login_info_div").style.display = '';
	}
	if( $("login_info_name_div") ){
		$("login_info_name_div").innerHTML = user_info['name']+"，欢迎回来";
	}
	if( $("login_info_photo_div") ){
		$("login_info_photo_div").innerHTML = '<img src="'+user_info['photo_80_url']+'" width="80" height="80" alt="" />';
	}
}