Index: lams_central/web/css/addLesson.css
===================================================================
diff -u -raca771d94d7b2c7c6dccea8ff39d12e4167289b1 -rfa2ad14fcf969120bc068f9b22e1fcebf62ce39d
--- lams_central/web/css/addLesson.css	(.../addLesson.css)	(revision aca771d94d7b2c7c6dccea8ff39d12e4167289b1)
+++ lams_central/web/css/addLesson.css	(.../addLesson.css)	(revision fa2ad14fcf969120bc068f9b22e1fcebf62ce39d)
@@ -1,3 +1,16 @@
+#loadingOverlay {
+	width: 100%;
+	height: 99%;
+	z-index: 2000;
+	position: absolute;
+	background-color: #FFFFFF;
+	text-align: center;
+}
+
+#loadingOverlay img {
+	margin-top: 35%;
+}
+
 div#tabs {
 	width: 789px;
 	height: 574px;