private void SetAuthenticationCookie(IAccount account, bool isPersistent)
{
var ticket = new FormsAuthenticationTicket(1,
account.Email,
DateTime.Now,
DateTime.Now.AddMinutes(30),
isPersistent,
account.ToObjectString(),
FormsAuthentication.FormsCookiePath);
var strEncryptedTicket = FormsAuthentication.Encrypt(ticket);
var cookie = new HttpCookie(FormsAuthentication.FormsCookieName, strEncryptedTicket);
Response.Cookies.Add(cookie);
}