protected void ButtonOpdater_Click(object sender, EventArgs e)
    {
        int categoriId = Convert.ToInt32(Request.QueryString["categori"]);
        //int brugerid = Convert.ToInt32(Session["user_id"]);

        var usersToDelete = new List<int>();
        foreach (ListItem user in ListBox_Redaktorer.Items)
        {
            if (user.Selected)
            {
                usersToDelete.Add(Convert.ToInt32(user.Value));

            }
        }

        db.dbCategoryEditors.DeleteAllOnSubmit(db.dbCategoryEditors.Where(i => usersToDelete.Contains(i.Id)));
        db.SubmitChanges();

        foreach (ListItem user in ListBox_NotRedaktorer.Items)
        {
            if (user.Selected) //<----- HUSK DET ELLERS FLYTTER DEN ALT ANDET OGSÅ!!!
            {
                var dbCategoryEditor = new dbCategoryEditor();
                dbCategoryEditor.CategoryId = categoriId;
                dbCategoryEditor.UserId = Convert.ToInt32(user.Value);

                db.dbCategoryEditors.InsertOnSubmit(dbCategoryEditor);
            }
        }

        db.SubmitChanges();

        Response.Redirect("~/Admin/Editors.aspx?categori=" + categoriId);
    }
 partial void DeletedbCategoryEditor(dbCategoryEditor instance);
 partial void UpdatedbCategoryEditor(dbCategoryEditor instance);
 partial void InsertdbCategoryEditor(dbCategoryEditor instance);
	private void detach_dbCategoryEditors(dbCategoryEditor entity)
	{
		this.SendPropertyChanging();
		entity.dbCategory = null;
	}
	private void attach_dbCategoryEditors(dbCategoryEditor entity)
	{
		this.SendPropertyChanging();
		entity.dbUser = this;
	}