From 2da70c6c30e3b38250a87c9b79deb489989abbb3 Mon Sep 17 00:00:00 2001
From: David Mudrak <david.mudrak@gmail.com>
Date: Thu, 11 Nov 2010 15:44:34 +0000
Subject: [PATCH] Fixed undefined variable notice

---
 filter/algebra/filter.php | 1 +
 1 file changed, 1 insertion(+)

diff --git a/filter/algebra/filter.php b/filter/algebra/filter.php
index b196f2de112..f5ff02809d7 100644
--- a/filter/algebra/filter.php
+++ b/filter/algebra/filter.php
@@ -67,6 +67,7 @@ function filter_algebra_image($imagefile, $tex= "", $height="", $width="", $alig
     $style .= " width:{$width}px;";
   }
   $style .= '"';
+  $anchorcontents = '';
   if ($imagefile) {
     $anchorcontents .= "<img $title alt=\"".s($origtex)."\" src=\"";
     if ($CFG->slasharguments) {        // Use this method if possible for better caching