From bcad586f2d5343d3cbca5bea5aa89c72ae5d275c Mon Sep 17 00:00:00 2001
From: Colin Chambers <c.chambers@open.ac.uk>
Date: Fri, 15 Jul 2011 10:36:31 +0100
Subject: [PATCH] MDL-47494 ddwtos: now prevents event on key down using ddwtos
 qtype #740

---
 question/type/ddwtos/script.js | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/question/type/ddwtos/script.js b/question/type/ddwtos/script.js
index 979124fd35a..3e3e7cd2cbf 100755
--- a/question/type/ddwtos/script.js
+++ b/question/type/ddwtos/script.js
@@ -427,11 +427,13 @@ var ddwtos_currentzindex = 10;
         case 40: // arrow down (forwards)
         case 32: // space (forwards)
             changeObject(slotobj, 1);
+            YAHOO.util.Event.preventDefault(e); 
             return false; //this has to return false because of IE
 
         case 37: // arrow left (backwards)
         case 38: // arrow up (backwards)
             changeObject(slotobj, -1);
+            YAHOO.util.Event.preventDefault(e); 
             return false; //this has to return false because of IE
 
         case 66: // B (backwards)
@@ -441,7 +443,7 @@ var ddwtos_currentzindex = 10;
             changeObject(slotobj, -1);
             break;
 
-        case 13: // cariage return (forwards)
+        case 13: // carriage return (forwards)
         case 70: // F (forwards)
         case 102: // f (forwards)
         case 78: // N (next)