Index: lams_tool_larsrc/web/pages/learning/addurl.jsp
===================================================================
RCS file: /usr/local/cvsroot/lams_tool_larsrc/web/pages/learning/addurl.jsp,v
diff -u -r1.18.4.5 -r1.18.4.6
--- lams_tool_larsrc/web/pages/learning/addurl.jsp	23 Jan 2017 04:50:08 -0000	1.18.4.5
+++ lams_tool_larsrc/web/pages/learning/addurl.jsp	16 Feb 2017 00:43:03 -0000	1.18.4.6
@@ -36,7 +36,7 @@
 	 		<html:button property="goback" onclick="javascript:cancel()" styleClass="btn btn-sm btn-default" styleId="cancelButton">
 				<fmt:message key="button.cancel" />
 			</html:button>&nbsp;
-			<html:submit styleClass="btn btn-sm btn-default" styleId="submitButton">
+			<html:submit styleClass="btn btn-sm btn-default btn-disable-on-submit" styleId="submitButton">
 			 	<fmt:message key="button.add" />
 			</html:submit>
 		</div>