diff --git a/main/admin/add_courses_to_session.php b/main/admin/add_courses_to_session.php
index ba505223ad..486c3be112 100644
--- a/main/admin/add_courses_to_session.php
+++ b/main/admin/add_courses_to_session.php
@@ -389,11 +389,11 @@ unset($nosessionCourses);
 	<?php
 	if(isset($_GET['add']))
 	{
-		echo '<input type="button" value="'.get_lang('NextStep').'" onclick="valide()" />';
+		echo '<button class="save" type="button" value="" onclick="valide()" >'.get_lang('NextStep').'</button>';
 	}
 	else
 	{
-		echo '<input type="button" value="'.get_lang('Ok').'" onclick="valide()" />';
+		echo '<button class="save" type="button" value="" onclick="valide()" >'.get_lang('SubscribeCoursesToSession').'</button>';
 	}
 	?>
   </td>
diff --git a/main/admin/add_users_to_session.php b/main/admin/add_users_to_session.php
index 6a4db223ea..2b2341b6b8 100644
--- a/main/admin/add_users_to_session.php
+++ b/main/admin/add_users_to_session.php
@@ -528,10 +528,11 @@ unset($sessionUsersList);
 		<br />
 		<?php
 		if(isset($_GET['add'])) {
-			echo '<input type="button" value="'.get_lang("FinishSessionCreation").'" onclick="valide()" />';
+			echo '<button class="save" type="button" value="" onclick="valide()" >'.get_lang('FinishSessionCreation').'</button>';
         } else {
             //@todo see that the call to "valide()" doesn't duplicate the onsubmit of the form (necessary to avoid delete on "enter" key pressed)
-			echo '<input type="button" value="'.get_lang('Ok').'" onclick="valide()" />';
+			echo '<button class="save" type="button" value="" onclick="valide()" >'.get_lang('SubscribeUsersToSession').'</button>'; 
+			
         }
 		?>
 	</td>
diff --git a/main/admin/session_add.php b/main/admin/session_add.php
index 7c6a66b375..c7eeb47672 100644
--- a/main/admin/session_add.php
+++ b/main/admin/session_add.php
@@ -346,7 +346,8 @@ for ($i=$thisYear-5;$i <= ($thisYear+5);$i++) {
 </tr>
 <tr>
   <td>&nbsp;</td>
-  <td><input type="submit" value="<?php echo get_lang('NextStep') ?>"></td>
+  <td><button class="save" type="submit" name="name" value="<?php echo get_lang('NextStep') ?>"><?php echo get_lang('NextStep') ?></button>
+ </td>
 </tr>
 
 </table>
diff --git a/main/admin/session_course_edit.php b/main/admin/session_course_edit.php
index 49f6592d07..4c9078f1f2 100644
--- a/main/admin/session_course_edit.php
+++ b/main/admin/session_course_edit.php
@@ -122,7 +122,8 @@ unset($coaches);
 </tr>
 <tr>
   <td>&nbsp;</td>
-  <td><input type="submit" value="<?php echo get_lang('Ok'); ?>"></td>
+  <td><button class="save" type="submit" name="name" value="<?php echo get_lang('ModifyCoach') ?>"><?php echo get_lang('ModifyCoach') ?></button>
+</td>
 </tr>
 
 </table>
diff --git a/main/admin/session_edit.php b/main/admin/session_edit.php
index 3eb58d8146..cd7fe6b8e7 100644
--- a/main/admin/session_edit.php
+++ b/main/admin/session_edit.php
@@ -303,7 +303,10 @@ for($i=$thisYear-5;$i <= ($thisYear+5);$i++)
 </tr>
 <tr>
   <td>&nbsp;</td>
-  <td><input type="submit" value="<?php echo get_lang('Ok'); ?>"></td>
+  <td>
+<button class="save" type="submit" name="name" value="<?php echo get_lang('ModifyThisSession') ?>"><?php echo get_lang('ModifyThisSession') ?></button>
+  
+  </td>
 </tr>
 
 </table>
diff --git a/main/admin/session_export.php b/main/admin/session_export.php
index bafd63611c..ba7bdcb68a 100644
--- a/main/admin/session_export.php
+++ b/main/admin/session_export.php
@@ -311,7 +311,9 @@ unset($Courses);
 </tr>
 <tr>
   <td>&nbsp;</td>
-  <td><input type="submit" value="<?php echo get_lang('Ok'); ?>"></td>
+  <td>
+  <button class="save" type="submit" name="name" value="<?php echo get_lang('ExportSession') ?>"><?php echo get_lang('ExportSession') ?></button>
+  </td>
 </tr>
 </table>
 </form>
diff --git a/main/admin/session_import.php b/main/admin/session_import.php
index 27ff23a404..c8b81b0de5 100644
--- a/main/admin/session_import.php
+++ b/main/admin/session_import.php
@@ -1,4 +1,4 @@
-<?php // $Id: session_import.php 18942 2009-03-10 23:42:21Z juliomontoya $
+<?php // $Id: session_import.php 19263 2009-03-25 00:15:16Z aportugal $
 /* For licensing terms, see /dokeos_license.txt */
 /**
 ==============================================================================
@@ -720,7 +720,9 @@ if(!empty($errorMsg)) {
 </tr>
 <tr>
   <td>&nbsp;</td>
-  <td><input type="submit" value="<?php echo get_lang('Ok'); ?>"></td>
+  <td>
+  <button class="save" type="submit" name="name" value="<?php echo get_lang('ImportSession') ?>"><?php echo get_lang('ImportSession') ?></button>
+  </td>
 </tr>
 </table>
 </form>
diff --git a/main/admin/session_list.php b/main/admin/session_list.php
index 7f6eebb1ed..f1001cccdf 100644
--- a/main/admin/session_list.php
+++ b/main/admin/session_list.php
@@ -60,7 +60,7 @@ if (isset ($_GET['search']) && $_GET['search'] == 'advanced') {
 	$active_group[] = $form->createElement('checkbox','inactive','',get_lang('Inactive'));
 	$form->addGroup($active_group,'',get_lang('ActiveSession'),'<br/>',false);
 	
-	$form->addElement('submit','submit',get_lang('Ok'));
+	$form->addElement('style_submit_button', 'submit',get_lang('SearchUsers'),'class="search"');
 	$defaults['active'] = 1;
 	$defaults['inactive'] = 1;
 	$form->setDefaults($defaults);
@@ -138,7 +138,7 @@ if (isset ($_GET['search']) && $_GET['search'] == 'advanced') {
 	?>  
 	<form method="POST" action="session_list.php">
 		<input type="text" name="keyword" value="<?php echo Security::remove_XSS($_GET['keyword']); ?>"/>
-		<input type="submit" value="<?php echo get_lang('Search'); ?>"/>
+		<button class="search" type="submit" name="name" value="<?php echo get_lang('Search') ?>"><?php echo get_lang('Search') ?></button>
 		<a href="session_list.php?search=advanced"><?php echo get_lang('AdvancedSearch'); ?></a>
 		</form>
 	<form method="post" action="<?php echo api_get_self(); ?>?action=delete&sort=<?php echo $sort; ?>" onsubmit="javascript:if(!confirm('<?php echo get_lang('ConfirmYourChoice'); ?>')) return false;">	
@@ -268,7 +268,7 @@ if (isset ($_GET['search']) && $_GET['search'] == 'advanced') {
 		<select name="action">
 		<option value="delete"><?php echo get_lang('DeleteSelectedSessions'); ?></option>
 		</select>
-		<input type="submit" value="<?php echo get_lang('Ok'); ?>">
+		<button class="save" type="submit" name="name" value="<?php echo get_lang('Ok') ?>"><?php echo get_lang('Ok') ?></button>
 		<?php } ?>
 	</table>