partial void InsertlessonplanSpecificobjective(lessonplanSpecificobjective instance);
 partial void DeletelessonplanSpecificobjective(lessonplanSpecificobjective instance);
 public bool isLessonplanSpecificobjectiveAdded( int lessonplanID, int specificobjectiveID )
 {
     lessonplanSpecificobjective lpso = new lessonplanSpecificobjective() {
         lessonPlan_ID = lessonplanID,
         specificObjective_ID = specificobjectiveID
     };
     try {
         MOE_DB.lessonplanSpecificobjectives.InsertOnSubmit( lpso );
             MOE_DB.SubmitChanges();
         return true;
     }catch(Exception ex){
         return false;
     }
 }