corrected bottom conditional comments

detail.php

@@ -121,6 +121,6 @@ $showSidebar = tpl_getConf('sidebarID') && page_exists(tpl_getConf('sidebarID'))
         <?php include('tpl_footer.php') ?>
     </div></div><!-- /site -->
 
-    <!--[if ( IE 6 | IE 7 | IE 8 ) ]></div><![endif]-->
+    <!--[if ( IE lte 7 | IE 8 ) ]></div><![endif]-->
 </body>
 </html>

main.php

@@ -95,6 +95,6 @@ $showSidebar = tpl_getConf('sidebarID') && page_exists(tpl_getConf('sidebarID'))
     </div></div><!-- /site -->
 
     <div class="no"><?php tpl_indexerWebBug() /* provide DokuWiki housekeeping, required in all templates */ ?></div>
-    <!--[if ( IE 6 | IE 7 | IE 8 ) ]></div><![endif]-->
+    <!--[if ( IE lte 7 | IE 8 ) ]></div><![endif]-->
 </body>
 </html>

mediamanager.php

@@ -43,6 +43,6 @@ if (!defined('DOKU_INC')) die();
             <?php tpl_mediaContent() ?>
         </div></div>
     </div>
-    <!--[if ( IE 6 | IE 7 | IE 8 ) ]></div><![endif]-->
+    <!--[if ( IE lte 7 | IE 8 ) ]></div><![endif]-->
 </body>
 </html>