public ActionResult GroupEdit(int id, string module, bool grant)
{
string [] str = module.Split("_".ToCharArray());
int moduleId = Convert.ToInt32(str[1]);
Permissions permisson =(Permissions) Enum.Parse(typeof(Permissions), str[0]);
PermissionService servie = new PermissionService();
bool value = servie.EnsurePermssionForGroup(id,moduleId, permisson, grant);
return Json(true, JsonRequestBehavior.AllowGet);
}