public ActionResult LogOff()
{
JVKCache jvkCache = new JVKCache();
//remove jvkUserPrivateData and jvsUser from cache
jvkCache.RemoveFromCache("jvsUserData" + jvkUserPrivateData.userUID);
jvkCache.RemoveFromCache("jvsUser" + jvkUserPrivateData.userUID);
FormsAuthentication.SignOut();
return(RedirectToAction("Index", "Home"));
}