Improved register_globals

pages/index/18.php

@@ -17,9 +17,9 @@
 */ ?>
 <?
 	$errmsg = _("The CAcert root certificate was successfully installed");
-	if($_REQUEST['errid'] == 1)
-		$errmsg = _("Can't start the CEnroll control:").' '.substr(strip_tags($_REQUEST['hex']), 0, 5);
-	if($_REQUEST['errid'] == 2)
-		$errmsg = _("Problems were detected with the CAcert root certificate download error:").' '.substr(strip_tags($_REQUEST['hex']), 0, 5);
+	if(array_key_exists('errid',$_REQUEST) && $_REQUEST['errid'] == 1)
+		$errmsg = _("Can't start the CEnroll control:").' '.substr(strip_tags(array_key_exists('hex',$_REQUEST)?$_REQUEST['hex']:""), 0, 5);
+	if(array_key_exists('errid',$_REQUEST) && $_REQUEST['errid'] == 2)
+		$errmsg = _("Problems were detected with the CAcert root certificate download error:").' '.substr(strip_tags(array_key_exists('hex',$_REQUEST)?$_REQUEST['hex']:""), 0, 5);
 ?>
 <p><?=$errmsg?></p>