diff --git a/common/js/common.js b/common/js/common.js
index 88c2eca4a..7713ae897 100644
--- a/common/js/common.js
+++ b/common/js/common.js
@@ -902,6 +902,11 @@ function setCookie(name, value, expire, path) {
 	document.cookie = s_cookie;
 }
 
+function getCookie(name) {
+	var match = document.cookie.match(new RegExp(name+'=(.*?);'));
+	if(match) return unescape(match[1]);
+}
+
 function is_def(v) {
 	return (typeof(v)!='undefined');
 }