#163361 by dvessel: fix hidden textareas in Opera and remove gap between textarea and grippie in Firefox/Safari

misc/textarea.js

@@ -10,7 +10,7 @@ Drupal.behaviors.textarea = function(context) {
       .parent().append($('<div class="grippie"></div>').mousedown(startDrag));
 
     // Inherit visibility
-    if ($(this).is(':hidden')) {
+    if ($(this).is('[@disabled]')) {
       $(this).parent().hide();
       $(this).show();
     }

modules/system/system.css

@@ -381,6 +381,7 @@ html.js fieldset.collapsible .fieldset-wrapper {
 html.js .resizable-textarea textarea {
   margin-bottom: 0;
   width: 100%;
+  display: block;
 }
 
 /*