Index: lams_admin/web/includes/javascript/learningLibraryGroup.js
===================================================================
diff -u -rff01a6c237cefc4a5186889bf46041152cfc37ae -r4583983b64efe1d91fbb47cdde6a759a6a30e859
--- lams_admin/web/includes/javascript/learningLibraryGroup.js	(.../learningLibraryGroup.js)	(revision ff01a6c237cefc4a5186889bf46041152cfc37ae)
+++ lams_admin/web/includes/javascript/learningLibraryGroup.js	(.../learningLibraryGroup.js)	(revision 4583983b64efe1d91fbb47cdde6a759a6a30e859)
@@ -181,8 +181,8 @@
 function colorDraggableLearningLibraries(container) {
 	// every second line is different
 	$(container).find('div.draggableLearningLibrary').each(function(index, learningLibraryDiv){
-		// exact colour should be defined in CSS, but it's easier this way...
-		$(this).css('background-color', index % 2 ? '#dfeffc' : 'inherit');
+		$(this).removeClass( index % 2 ? 'draggableEven' : 'draggableOdd');
+		$(this).addClass( index % 2 ? 'draggableOdd' : 'draggableEven');
 	});
 }