Index: lams_central/web/authoring/authoring.jsp
===================================================================
diff -u -re49f4ca2772f41c3e5dce498bc2d32a66b4f31ad -ref32c5d5a859467fe2a98b31251041d4e0c0582c
--- lams_central/web/authoring/authoring.jsp	(.../authoring.jsp)	(revision e49f4ca2772f41c3e5dce498bc2d32a66b4f31ad)
+++ lams_central/web/authoring/authoring.jsp	(.../authoring.jsp)	(revision ef32c5d5a859467fe2a98b31251041d4e0c0582c)
@@ -754,6 +754,10 @@
 	<div id="propertiesContentGate" class="dialogContents">
 		<table>
 			<tr>
+				<!-- Empty row with 4 cells so table structure is the same for all gate types -->
+				<td></td><td></td><td></td><td></td>
+			</tr>
+			<tr>
 				<td>
 					<fmt:message key="authoring.fla.page.prop.title" />
 				</td>
@@ -783,15 +787,15 @@
 					 </select>
 				</td>
 			</tr>
-			<tr>
+			<tr class="propertiesContentRowGateTypeBased">
 				<td>
 					<fmt:message key="authoring.fla.page.prop.input" />
 				</td>
 				<td>
 					  <select class="propertiesContentFieldInput"></select>
 				</td>
 			</tr>
-			<tr class="propertiesContentRowGateSchedule">
+			<tr class="propertiesContentRowGateTypeBased propertiesContentRowGateSchedule">
 				<td>
 					<fmt:message key="authoring.fla.page.prop.gate.delay" />
 				</td>
@@ -808,28 +812,36 @@
 					<fmt:message key="authoring.fla.page.prop.minutes" />
 				</td>
 			</tr>
-			<tr class="propertiesContentRowGateSchedule">
+			<tr class="propertiesContentRowGateTypeBased propertiesContentRowGateSchedule">
 				<td colspan="3">
 					<fmt:message key="authoring.fla.page.prop.gate.activity.finish.based" />
 				</td>
 				<td>
 					 <input class="propertiesContentFieldActivityCompletionBased" type="checkbox">
 				</td>
 			</tr>
-			<tr class="propertiesContentRowGatePassword">
+			<tr class="propertiesContentRowGateTypeBased propertiesContentRowGateSchedule propertiesContentRowConditions propertiesContentRowPermission">
+				<td colspan="3">
+					<fmt:message key="authoring.fla.page.prop.gate.stop.at.preceding" />
+				</td>
 				<td>
+					 <input class="propertiesContentFieldStopAtPrecedingActivity" type="checkbox">
+				</td>
+			</tr>
+			<tr class="propertiesContentRowGateTypeBased propertiesContentRowGatePassword">
+				<td>
 					<fmt:message key="authoring.fla.page.prop.password" />
 				</td>
 				<td colspan="3">
 					 <input class="propertiesContentFieldPassword" type="text" maxlength="32">
 				</td>
 			</tr>
-			<tr class="propertiesContentRowConditions">
+			<tr class="propertiesContentRowGateTypeBased propertiesContentRowConditions">
 				<td colspan="4">
 					<div class="btn btn-default propertiesContentFieldCreateConditions"><fmt:message key="authoring.fla.page.prop.conditions.create" /></div>
 				</td>
 			</tr>
-			<tr class="propertiesContentRowConditions">
+			<tr class="propertiesContentRowGateTypeBased propertiesContentRowConditions">
 				<td colspan="4">
 					<button class="btn btn-default propertiesContentFieldMatchConditions"><fmt:message key="authoring.fla.page.prop.gate.conditions.map" /></button>
 				</td>