public JsonResult DelUserPermissionGroup(int userId, int newUpgId)
{
var pg = _userPermissionGroupRepository.FindByUserId(userId);
if (pg.First().ParentUserPermissionGroupId == newUpgId)
{
return(null);
}
return(Json(_userPermissionGroupService.DelUserPermissionGroup(userId, newUpgId), JsonRequestBehavior.AllowGet));
}