function advanced_parameters() {
        if(document.getElementById(\'options\').style.display == \'none\') {
            document.getElementById(\'options\').style.display = \'block\';
            document.getElementById(\'img_plus_and_minus\').innerHTML=\' 
 '.addslashes(api_htmlentities(get_lang('AdvancedParameters'))).'\';
        } else {
            document.getElementById(\'options\').style.display = \'none\';
            document.getElementById(\'img_plus_and_minus\').innerHTML=\' 
 '.addslashes(api_htmlentities(get_lang('AdvancedParameters'))).'\';
        }
    }
    function FCKeditor_OnComplete( editorInstance ) {
       if (document.getElementById ( \'HiddenFCK\' + editorInstance.Name )) {
          HideFCKEditorByInstanceName (editorInstance.Name);
       }
    }
    function HideFCKEditorByInstanceName ( editorInstanceName ) {
        if (document.getElementById ( \'HiddenFCK\' + editorInstanceName ).className == "HideFCKEditor" ) {
              document.getElementById ( \'HiddenFCK\' + editorInstanceName ).className = "media";
        }
    }
    function show_media() {
        var my_display = document.getElementById(\'HiddenFCKexerciseDescription\').style.display;
        if(my_display== \'none\' || my_display == \'\') {
            document.getElementById(\'HiddenFCKexerciseDescription\').style.display = \'block\';
            document.getElementById(\'media_icon\').innerHTML=\' 
 '.addslashes(api_htmlentities(get_lang('ExerciseDescription'))).'\';
        } else {
            document.getElementById(\'HiddenFCKexerciseDescription\').style.display = \'none\';
            document.getElementById(\'media_icon\').innerHTML=\' 
 '.addslashes(api_htmlentities(get_lang('ExerciseDescription'))).'\';
        }
    }
    function activate_start_date() {
        if(document.getElementById(\'start_date_div\').style.display == \'none\') {
            document.getElementById(\'start_date_div\').style.display = \'block\';
        } else {
            document.getElementById(\'start_date_div\').style.display = \'none\';
        }
    }
    function activate_end_date() {
        if(document.getElementById(\'end_date_div\').style.display == \'none\') {
            document.getElementById(\'end_date_div\').style.display = \'block\';
        } else {
            document.getElementById(\'end_date_div\').style.display = \'none\';
        }
    }
    function feedbackselection() {
        var index = document.exercise_admin.exerciseFeedbackType.selectedIndex;
        if (index == \'1\') {
            document.exercise_admin.exerciseType[1].checked=true;
            document.exercise_admin.exerciseType[0].disabled=true;
        } else {
            document.exercise_admin.exerciseType[0].disabled=false;
        }
    }
    function option_time_expired() {
        if(document.getElementById(\'timercontrol\').style.display == \'none\')
        {
          document.getElementById(\'timercontrol\').style.display = \'block\';
        } else {
          document.getElementById(\'timercontrol\').style.display = \'none\';
        }
    }
    function check_per_page_one() {
         document.getElementById(\'exerciseType_0\').checked=true;
    }
    function check_per_page_all() {
        if (document.getElementById(\'exerciseType_1\') && document.getElementById(\'exerciseType_1\').checked) {
            document.getElementById(\'exerciseType_0\').checked = true;
        }
    }
    function check_feedback() {
        if (document.getElementById(\'result_disabled_1\').checked == true) {
            document.getElementById(\'result_disabled_0\').checked = true;
        }
    }
    function check_direct_feedback() {
        document.getElementById(\'option_page_one\').checked = true;
        document.getElementById(\'result_disabled_0\').checked = true;
    }
    function check_results_disabled() {
        document.getElementById(\'exerciseType_2\').checked = true;
    }
';
// to correct #4029 Random and number of attempt menu empty added window.onload=advanced_parameters;
$htmlHeadXtra[] = '';
// INIT EXERCISE
$objExercise = new Exercise();
$course_id = api_get_course_int_id();
//INIT FORM
if (isset($_GET['exerciseId'])) {
    $form = new FormValidator('exercise_admin', 'post', api_get_self().'?'.api_get_cidreq().'&exerciseId='.intval($_GET['exerciseId']));
    $objExercise->read($_GET['exerciseId']);
    $form->addElement('hidden','edit','true');
} else {
    $form = new FormValidator('exercise_admin','post',api_get_self().'?'.api_get_cidreq());
    $form->addElement('hidden','edit','false');
}
$objExercise->createForm($form);
// VALIDATE FORM
if ($form->validate()) {
    $objExercise->processCreation($form);
    if ($form->getSubmitValue('edit') == 'true') {
        $message = 'ExerciseEdited';
    } else {
        $message = 'ExerciseAdded';
    }
    $exercise_id = $objExercise->id;
    Session::erase('objExercise');
    header('Location:admin.php?message='.$message.'&exerciseId='.$exercise_id);
    exit;
} else {
    // DISPLAY FORM
    if (isset($_SESSION['gradebook'])) {
        $gradebook=    $_SESSION['gradebook'];
    }
    if (!empty($gradebook) && $gradebook=='view') {
        $interbreadcrumb[]= array ('url' => '../gradebook/'.$_SESSION['gradebook_dest'],'name' => get_lang('ToolGradebook'));
    }
    $nameTools = get_lang('ExerciseManagement');
    $interbreadcrumb[] = array("url"=>'exercice.php', 'name'=> get_lang('Exercices'));
    $interbreadcrumb[] = array("url"=>"admin.php?exerciseId=".$objExercise->id, "name" => $objExercise->name);
    Display::display_header($nameTools,get_lang('Exercise'));
    echo '