From b9df48d48c72558aff58d826158e42fc6cb774c3 Mon Sep 17 00:00:00 2001
From: Florian HENRY <florian.henry@open-concept.pro>
Date: Fri, 11 Jul 2014 15:53:31 +0200
Subject: [PATCH] Fix
 http://www.dolibarr.fr/forum/527-bugs-sur-la-version-stable-courante/50854-multi-societe-options-cookies

---
 htdocs/core/class/cookie.class.php | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/htdocs/core/class/cookie.class.php b/htdocs/core/class/cookie.class.php
index a45aaeb2423..39d27d9a332 100644
--- a/htdocs/core/class/cookie.class.php
+++ b/htdocs/core/class/cookie.class.php
@@ -91,7 +91,9 @@ class DolCookie
 			$num = (count($this->cookiearray) - 2);
 			for ($f = 0; $f <= $num; $f++)
 			{
-				$this->myValue .= strval(chr($this->cookiearray[$f]/$this->myKey));
+				if (!empty($this->myKey)) {
+					$this->myValue .= strval(chr($this->cookiearray[$f]/$this->myKey));
+				}
 			}
 
 			return(base64_decode($this->myValue));