1 files changed, 4 insertions, 3 deletions
diff --git a/misc/drupal.js b/misc/drupal.js
index 279e6ec5a..98b5a5418 100644
--- a/misc/drupal.js
+++ b/misc/drupal.js
@@ -231,8 +231,9 @@ Drupal.formatPlural = function (count, singular, plural, args) {
  * theme does not provide an override function, the generic theme function is
  * called.
  *
- * For example, to retrieve the HTML that is output by theme_placeholder(text),
- * call Drupal.theme('placeholder', text).
+ * For example, to retrieve the HTML for text that should be emphasized and
+ * displayed as a placeholder inside a sentence, call
+ * Drupal.theme('placeholder', text).
  *
  * @param func
  *   The name of the theme function to call.
@@ -365,7 +366,7 @@ Drupal.theme.prototype = {
    *   The formatted text (html).
    */
   placeholder: function (str) {
-    return '<em>' + Drupal.checkPlain(str) + '</em>';
+    return '<em class="placeholder">' + Drupal.checkPlain(str) + '</em>';
   }
 };