@RequestMapping( params={"action=adduser"}, method = RequestMethod.POST)
public ModelAndView addUser( @ModelAttribute("User") mUserCredentials user )
{
uModel = new ModelAndView("admin");
uModel.addObject("user", new mUserCredentials());
if ( uService.checkUser(user.getLogin()) )
{
uModel.addObject("checkLogin", "Логин занят");
return uModel;