diff --git a/suite/browser/hiddenWindow.xul b/suite/browser/hiddenWindow.xul
index 07dab7a5fe2..f83b82bfce1 100644
--- a/suite/browser/hiddenWindow.xul
+++ b/suite/browser/hiddenWindow.xul
@@ -45,8 +45,7 @@ Contributor(s): ______________________________________. -->
xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
title="hidden"
titlemodifier="&mainWindow.titlemodifier;"
- titlemenuseparator="&mainWindow.titlemodifiermenuseparator;" width="10" height="10"
- onload="window.moveTo(10000,10000);">
+ titlemenuseparator="&mainWindow.titlemodifiermenuseparator;">
diff --git a/xpfe/global/resources/content/hiddenWindow.xul b/xpfe/global/resources/content/hiddenWindow.xul
index 07dab7a5fe2..f83b82bfce1 100644
--- a/xpfe/global/resources/content/hiddenWindow.xul
+++ b/xpfe/global/resources/content/hiddenWindow.xul
@@ -45,8 +45,7 @@ Contributor(s): ______________________________________. -->
xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
title="hidden"
titlemodifier="&mainWindow.titlemodifier;"
- titlemenuseparator="&mainWindow.titlemodifiermenuseparator;" width="10" height="10"
- onload="window.moveTo(10000,10000);">
+ titlemenuseparator="&mainWindow.titlemodifiermenuseparator;">