From 90be76e7f7f2ac19ffb3f98f13b50716cd18597c Mon Sep 17 00:00:00 2001
From: Roy <jmr06005@ad.uconn.edu>
Date: Wed, 1 Feb 2017 15:44:52 -0500
Subject: [PATCH] Allow empty alt tags

---
 js/cs.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/js/cs.js b/js/cs.js
index ed8844e..4ed82e3 100644
--- a/js/cs.js
+++ b/js/cs.js
@@ -194,7 +194,7 @@ jQuery(document).ready(function($) {
 	}
 	$('#page img').each(function(){
 		alt = $(this).attr('alt')
-		if (alt){
+		if (undefined != alt){
 			alt = alt.toLowerCase()
 			//console.log('alt='+alt)	
 			if (alt.indexOf('.jpg') >= 0 || alt.indexOf('.png') >= 0 || alt.indexOf('.gif') >= 0 ){