update nav image sizes

diff --git a/functions.php b/functions.php
index 4b43917..6a4f209 100644 (file)
--- a/functions.php
+++ b/functions.php
@@ -86,7 +86,7 @@ class Mountpleasantcvb_Top_Bar_Walker extends Walker_Nav_Menu {
         // Insert style to display page's thumbnail
         $item_style = '';
         if ($depth == 0 && has_post_thumbnail((int)$object->object_id)) {
-            $thumbnail = wp_get_attachment_image_src(get_post_thumbnail_id((int)$object->object_id));
+            $thumbnail = wp_get_attachment_image_src(get_post_thumbnail_id((int)$object->object_id), array(568, 140));
             $item_style .= "<style>#menu-item-".$object->ID." > .dropdown:before { background-image: url('".$thumbnail[0]."');</style>";
         }
         //$output .= ( 0 == $depth ) ? '<li class="divider"></li>' : '';