partial void Deleteplanactivity(planactivity instance);
 partial void Insertplanactivity(planactivity instance);
 partial void Updateplanactivity(planactivity instance);
    public bool isPlanactivityAdded( string activity )
    {
        if (!planactivityExists( activity )) {

            try {
                planactivity pa = new planactivity() {
                    activity = activity
                };

                MOE_DB.planactivities.InsertOnSubmit( pa );
                MOE_DB.SubmitChanges();
                return true;
            }
            catch (Exception ex) {
                return false;
            }//try catch
        }
        else
            return false;
    }