bootstrap-tab.js in sass-twitter-bootstrap-2.2.1

- old
+ new

@@ -1,7 +1,7 @@
 /* ========================================================
- * bootstrap-tab.js v2.1.1
+ * bootstrap-tab.js v2.2.1
  * http://twitter.github.com/bootstrap/javascript.html#tabs
  * ========================================================
  * Copyright 2012 Twitter, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
@@ -47,11 +47,11 @@
         selector = selector && selector.replace(/.*(?=#[^\s]*$)/, '') //strip for ie7
       }
 
       if ( $this.parent('li').hasClass('active') ) return
 
-      previous = $ul.find('.active a').last()[0]
+      previous = $ul.find('.active:last a')[0]
 
       e = $.Event('show', {
         relatedTarget: previous
       })
 
@@ -123,13 +123,11 @@
 
 
  /* TAB DATA-API
   * ============ */
 
-  $(function () {
-    $('body').on('click.tab.data-api', '[data-toggle="tab"], [data-toggle="pill"]', function (e) {
-      e.preventDefault()
-      $(this).tab('show')
-    })
+  $(document).on('click.tab.data-api', '[data-toggle="tab"], [data-toggle="pill"]', function (e) {
+    e.preventDefault()
+    $(this).tab('show')
   })
 
 }(window.jQuery);
\ No newline at end of file