protected void User_OnUserPartedGroup(string group, string user)
{
Group grp = GetGroup(group);
if (grp != null)
{
grp.RemoveAdminUser(user);
grp.RemoveNormalUser(user);
if (grp.Members.Normal.Count == 0 && grp.Members.Admins.Count == 0)
{
RemoveGroup(grp);
}
}
}
