diff --git a/main/exercice/exercise_submit.php b/main/exercice/exercise_submit.php
index 48d92ae6f3..05972522b8 100644
--- a/main/exercice/exercise_submit.php
+++ b/main/exercice/exercise_submit.php
@@ -673,7 +673,6 @@ if ($time_control) {
 	echo '<div style="display:none" class="warning-message" id="expired-message-id">'.get_lang('ExerciceExpiredTimeMessage').'</div>';
 }
 
-//echo Display::div($objExercise->description, array('id'=> 'exercise_description', 'class'=>'exercise_description'));
 if (!empty($objExercise->description)) {
     echo Display::generate_accordion(array( array('title' => get_lang('ExerciseDescriptionLabel'), 'content' => $objExercise->description)));
 }
@@ -1022,7 +1021,6 @@ if (!empty($error)) {
 				$remind_question_div = Display::tag('label', Display::input('checkbox', 'remind_list['.$questionId.']', '', $attributes).get_lang('ReviewQuestionLater'), array('class' => 'checkbox', 'for' =>'remind_list['.$questionId.']'));
 				$exercise_actions    .= Display::div($remind_question_div, array('class'=>'exercise_save_now_button'));
 			}
-
 			echo Display::div($exercise_actions, array('class'=>'form-actions'));
 		echo '</div>';
 
diff --git a/main/exercice/fill_blanks.class.php b/main/exercice/fill_blanks.class.php
index 0de665d118..b1f384e696 100644
--- a/main/exercice/fill_blanks.class.php
+++ b/main/exercice/fill_blanks.class.php
@@ -68,10 +68,10 @@ class FillBlanks extends Question
 
 			//take the complete string except after the last '::'
 			$defaults['answer'] = '';
-			for($i=0;$i<($sz-1);$i++) {
+			for ($i=0;$i<($sz-1);$i++) {
 				$defaults['answer'] .= $pre_array[$i];
 			}
-			$a_weightings = explode(',',$is_set_switchable[0]);
+			$a_weightings = explode(',', $is_set_switchable[0]);
 		} else {
 			$defaults['answer'] = get_lang('DefaultTextInBlanks');
 		}