diff --git a/mozilla/xpfe/components/bookmarks/resources/findBookmark.js b/mozilla/xpfe/components/bookmarks/resources/findBookmark.js
index 29611a6c914..10b948db1a7 100644
--- a/mozilla/xpfe/components/bookmarks/resources/findBookmark.js
+++ b/mozilla/xpfe/components/bookmarks/resources/findBookmark.js
@@ -41,7 +41,7 @@ var gSearchField;
 function Startup()
 {
   var bundle = document.getElementById("bookmarksBundle");
-  gOKButton = document.getElementById("ok");
+  gOKButton = document.documentElement.getButton("accept");
   gOKButton.label = bundle.getString("search_button_label");
   gOKButton.disabled = true;
   gSearchField = document.getElementById("searchField");
diff --git a/mozilla/xpfe/components/history/resources/findHistory.js b/mozilla/xpfe/components/history/resources/findHistory.js
index ad8acb11585..4fc8d0b65b6 100644
--- a/mozilla/xpfe/components/history/resources/findHistory.js
+++ b/mozilla/xpfe/components/history/resources/findHistory.js
@@ -41,7 +41,7 @@ var gSearchField;
 function Startup()
 {
   var bundle = document.getElementById("historyBundle");
-  gOKButton = document.getElementById("ok");
+  gOKButton = document.documentElement.getButton("accept");
   gOKButton.label = bundle.getString("search_button_label");
   gOKButton.disabled = true;
   gSearchField = document.getElementById("searchField");