fix icon

main/course_progress/thematic_plan.php

@@ -32,7 +32,7 @@ if ($action == 'thematic_plan_edit') {
     echo '<a href="index.php?action=thematic_plan_list&'.api_get_cidreq().'&thematic_id='.$thematic_id.'">'.Display::return_icon('back.png', get_lang('Back'), array(), 32).'</a>&nbsp;&nbsp;';
 } else {    
     echo '<a href="index.php?action=thematic_plan_list&'.api_get_cidreq().'&action=thematic_details&'.api_get_cidreq().'">'.Display::return_icon('back.png', get_lang('Back'), array(), 32).'</a>&nbsp;&nbsp;';
-    echo '<a href="index.php?action=thematic_plan_edit&'.api_get_cidreq().'&description_type='.$new_id.'&thematic_id='.$thematic_id.'">'.Display::return_icon('new_document.png', get_lang('NewBloc'), array(), 32).'</a>';    
+    echo '<a href="index.php?action=thematic_plan_edit&'.api_get_cidreq().'&description_type='.$new_id.'&thematic_id='.$thematic_id.'">'.Display::return_icon('wizard.png', get_lang('NewBloc'), array(), 32).'</a>';    
 }
 echo '</div>';