Index: lams_monitoring/web/gate/gateInfo.jsp
===================================================================
RCS file: /usr/local/cvsroot/lams_monitoring/web/gate/gateInfo.jsp,v
diff -u -r1.10 -r1.11
--- lams_monitoring/web/gate/gateInfo.jsp	8 Jul 2015 14:34:26 -0000	1.10
+++ lams_monitoring/web/gate/gateInfo.jsp	23 Nov 2015 11:34:19 -0000	1.11
@@ -39,7 +39,7 @@
 		<c:if test="${not GateForm.map.readOnly}"> 
 			<c:if test="${not GateForm.map.gate.gateOpen}" >
 				<html:form action="/gate?method=openGate" target="_self">
-					<input type="hidden" name="activityId" value="${param.activityID}" />
+					<input type="hidden" name="activityId" value="${GateForm.map.activityId}" />
 					<p><html:submit styleClass="button"><fmt:message key="label.gate.open"/></html:submit></p>
 				</html:form>
 			</c:if>