[Key]
        [Display(Name="用户名：")]
        [Required(ErrorMessage="用户名不能为空")]
        [Remote("UserIsExist","Login",ErrorMessage="该用户名已经被占用",HttpMethod="post")]
        public virtual string UserName { get; set; }

        [Display(Name = "密码：")]
        [ScaffoldColumn(false)]
        [Required(ErrorMessage = "密码不能为空")]
        [DataType(DataType.Password)]
        [StringLength(50, ErrorMessage = "密码长度不能小于3位", MinimumLength = 3)]
        public virtual string PassWord { get; set; }

        [Display(Name = "电子邮箱：")]
        [Required(ErrorMessage = "邮箱不能为空")]
        [RegularExpression(@"[A-Za-z0-9._%+-]+@[A-Za-z0-9.-]+\.[A-Za-z]{2,4}",ErrorMessage="请输入正确的邮箱格式")]
        public virtual string Email
        {
            get;
            set;
        }