Index: lams_central/web/addLesson.jsp
===================================================================
diff -u -r2b266113ab4afc60a8f0b3586dae4f1e4dbe80d4 -rae05b164c9f505d387c1e49c02a36c4e92861150
--- lams_central/web/addLesson.jsp	(.../addLesson.jsp)	(revision 2b266113ab4afc60a8f0b3586dae4f1e4dbe80d4)
+++ lams_central/web/addLesson.jsp	(.../addLesson.jsp)	(revision ae05b164c9f505d387c1e49c02a36c4e92861150)
@@ -314,7 +314,8 @@
 		<fmt:message key="authoring.fla.page.menu.preview" />
 	</button>
 	<div class="pull-right">
-		<button id="addButton" class="btn btn-primary" href="#" onClick="javascript:addLesson()">
+		<button id="addButton" class="btn btn-primary" href="#" onClick="javascript:addLesson()"
+				data-loading-text="<i class='fa fa-circle-o-notch fa-spin'></i><span> <fmt:message key="button.add.now" /></span>">
 			<i class="fa fa-plus"></i> 
 			<fmt:message key="button.add.now" />
 		</button>
Index: lams_central/web/includes/javascript/addLesson.js
===================================================================
diff -u -rf14dd6ce1f03d0ce6d3914ea1d009cee059cc41b -rae05b164c9f505d387c1e49c02a36c4e92861150
--- lams_central/web/includes/javascript/addLesson.js	(.../addLesson.js)	(revision f14dd6ce1f03d0ce6d3914ea1d009cee059cc41b)
+++ lams_central/web/includes/javascript/addLesson.js	(.../addLesson.js)	(revision ae05b164c9f505d387c1e49c02a36c4e92861150)
@@ -375,6 +375,8 @@
 		}
 	}
 	
+	$('#addButton').button('loading');
+	
 	if ($('#splitLearnersField').is(':checked')) {
 		var maxLearnerCount = $('#selected-learners div.draggableItem').length,
 			learnerCount = $('#splitLearnersCountField').val(),