diff --git a/code/CMSMain.php b/code/CMSMain.php
index 2989f917..8f3759dc 100755
--- a/code/CMSMain.php
+++ b/code/CMSMain.php
@@ -121,6 +121,7 @@ class CMSMain extends LeftAndMain implements CurrentPageIdentifier, PermissionPr
 	function SwitchView() {
 		if($page = $this->currentPage()) {
 			$nav = $page->getNavigatorItems();
+			Requirements::customScript("window.name = windowName('cms');");
 			return $nav['items'];
 		}
 	}