// JavaScript Document
var checklogin = function(newurl){
	if ( $.trim($('#username').val()) == '' ){
		alert('请输入用户名!');
		$('#username').focus();
		return false;
	}
	if ( $.trim($('#userpass').val()) == '' ){
		alert('请输入密码!');
		$('#userpass').focus();
		return false;
	}
	var data_json = {"ajaxmethod":"memberlogin","username":$("#username").val(),"userpass":$('#userpass').val()};
	$.ajax({
		type:'POST',
		async: false,
		url:newurl,
		data: data_json,	
		success:function(msg){
			if ( parseInt(msg) == 0 ){
				alert('验证码不正确!');	
				$('#checkcode').focus();					
				return false;			
			}else if ( parseInt(msg) == 2 ){
				alert('用户名或密码错误!');	
				$('#username').focus();					
				return false;
			}else if ( parseInt(msg) == 3 ){
				alert('您的账号已被锁定!');	
				$('#username').focus();					
				return false;					
			}else{
				location.href = 'index.php';
				//return true;
			}
		}
	});		
	return false;	
}