diff -ruBbd cacti-086-current/include/top_graph_header.php cacti-086-new/include/top_graph_header.php
--- cacti-086-current/include/top_graph_header.php	2005-03-24 22:21:12.141670512 -0600
+++ cacti-086-new/include/top_graph_header.php	2005-03-24 22:21:50.551831280 -0600
@@ -80,11 +80,13 @@
 <html>
 <head>
 	<title>cacti</title>
-	<?php if ($_SESSION["custom"]) {
+	<?php if (isset($_SESSION["custom"])) {
+		if ($_SESSION["custom"]) {
 		print "<meta http-equiv=refresh content='99999'; url='" . basename($_SERVER["PHP_SELF"]) . "'>\r\n";
 	}else{
 		print "<meta http-equiv=refresh content='" . read_graph_config_option("page_refresh") . "'; url='" . basename($_SERVER["PHP_SELF"]) . "'>\r\n";
 	}
+	}
 	?>
 	<link href="include/main.css" rel="stylesheet">
 
