X-Git-Url: https://vcs.fsf.org/?p=squirrelmail.git;a=blobdiff_plain;f=functions%2Fpage_header.php;h=51b3c09d735856346476063b694ffb58b66f67d4;hp=e248728fcdbe3f4b658ec8cd8dc2cce23008bcb5;hb=d03f35823cb991b22439f56fd7329fdac246b96b;hpb=dcd6f144904822503c14198413459bcbf49de96e

diff --git a/functions/page_header.php b/functions/page_header.php
index e248728f..51b3c09d 100644
--- a/functions/page_header.php
+++ b/functions/page_header.php
@@ -54,6 +54,9 @@ function displayPageHeader($color, $mailbox) {
     displayHtmlHeader ();
 
     $module = substr( $PHP_SELF, ( strlen( $PHP_SELF ) - strlen( $base_uri ) ) * -1 );
+    if (!isset($frame_top)) {
+        $frame_top = '_top';
+    }
 
     /*
         Locate the first displayable form element