Index: lams_central/conf/language/lams/ApplicationResources.properties
===================================================================
diff -u -r2bfac973532eed9a4d4f1611c920273684af2920 -r82cb3e631a089f00c5cf3492074aa0972f2506d0
--- lams_central/conf/language/lams/ApplicationResources.properties	(.../ApplicationResources.properties)	(revision 2bfac973532eed9a4d4f1611c920273684af2920)
+++ lams_central/conf/language/lams/ApplicationResources.properties	(.../ApplicationResources.properties)	(revision 82cb3e631a089f00c5cf3492074aa0972f2506d0)
@@ -534,6 +534,7 @@
 authoring.fla.conditions.to.default.gate.state.confirm = All remaining conditions will be mapped to the selected gate\\'s closed state
 authoring.fla.conditions.to.default.branch.confirm = All remaining conditions will be mapped to the default branch
 authoring.fla.groups.to.default.branch.confirm = All remaining groups will be mapped to the default branch
+authoring.fla.range.condition.add.start.greater.than.end.error = The start value must be less of equal to the end value
 authoring.fla.range.condition.add.start.error = The start value can not be within the range of an existing condition
 authoring.fla.range.condition.add.end.error = The end value can not be within the range of an existing condition
 authoring.fla.group.title.validation.erorr = Group name must not be blank and must not contain any of these characters < > ^ * @ % $
Index: lams_central/web/authoring/authoring.jsp
===================================================================
diff -u -rc82d171dbdd8918839e396f2851d6e11b68bb9e8 -r82cb3e631a089f00c5cf3492074aa0972f2506d0
--- lams_central/web/authoring/authoring.jsp	(.../authoring.jsp)	(revision c82d171dbdd8918839e396f2851d6e11b68bb9e8)
+++ lams_central/web/authoring/authoring.jsp	(.../authoring.jsp)	(revision 82cb3e631a089f00c5cf3492074aa0972f2506d0)
@@ -269,6 +269,8 @@
 				CONDITIONS_TO_DEFAULT_BRANCH_CONFIRM : decoderDiv.html('<c:out value="${CONDITIONS_TO_DEFAULT_BRANCH_CONFIRM_VAR}" />').text(),
 				<fmt:message key="authoring.fla.groups.to.default.branch.confirm" var="GROUPS_TO_DEFAULT_BRANCH_CONFIRM_VAR"/>
 				GROUPS_TO_DEFAULT_BRANCH_CONFIRM : decoderDiv.html('<c:out value="${GROUPS_TO_DEFAULT_BRANCH_CONFIRM_VAR}" />').text(),
+				<fmt:message key="authoring.fla.range.condition.add.start.greater.than.end.error" var="RANGE_CONDITION_ADD_START_GREATER_THAN_END_ERROR_VAR"/>
+				RANGE_CONDITION_ADD_START_GREATER_THAN_END_ERROR: decoderDiv.html('<c:out value="${RANGE_CONDITION_ADD_START_GREATER_THAN_END_ERROR_VAR}" />').text(),
 				<fmt:message key="authoring.fla.range.condition.add.start.error" var="RANGE_CONDITION_ADD_START_ERROR_VAR"/>
 				RANGE_CONDITION_ADD_START_ERROR : decoderDiv.html('<c:out value="${RANGE_CONDITION_ADD_START_ERROR_VAR}" />').text(),
 				<fmt:message key="authoring.fla.range.condition.add.end.error" var="RANGE_CONDITION_ADD_END_ERROR_VAR"/>
Index: lams_central/web/includes/javascript/authoring/authoringProperty.js
===================================================================
diff -u -r148241ef71d53c340db44d23458316416e8f3c0f -r82cb3e631a089f00c5cf3492074aa0972f2506d0
--- lams_central/web/includes/javascript/authoring/authoringProperty.js	(.../authoringProperty.js)	(revision 148241ef71d53c340db44d23458316416e8f3c0f)
+++ lams_central/web/includes/javascript/authoring/authoringProperty.js	(.../authoringProperty.js)	(revision 82cb3e631a089f00c5cf3492074aa0972f2506d0)
@@ -1291,25 +1291,32 @@
 						}
 						break;
 				}
+									
+				if (typeof condition.startValue != 'undefined' && typeof condition.endValue != 'undefined'
+				    && +condition.startValue > +condition.endValue) {
+					alert(LABELS.RANGE_CONDITION_ADD_START_GREATER_THAN_END_ERROR);
+					return;
+				}
 				
 				$('td', rangeConditionNames).closest('tr').each(function(){
 					var existingCondition = $(this).data('mappingEntry').condition;
+
 					
 					// validate the new condition so it does not overlap with an existing one
-					if ((typeof condition.startValue == 'undefined' && existingCondition.startValue <= condition.endValue)
+					if ((typeof condition.startValue == 'undefined' && +existingCondition.startValue <= +condition.endValue)
 						|| (typeof condition.endValue == 'undefined'
-							&& (typeof existingCondition.endValue == 'undefined' || existingCondition.endValue >= condition.startValue))
-						|| (!(condition.startValue > existingCondition.endValue) && !(condition.endValue < existingCondition.startValue))) {
-						layout.infoDialog.data('show')(LABELS.RANGE_CONDITION_ADD_START_ERROR);
+							&& (typeof existingCondition.endValue == 'undefined' || +existingCondition.endValue >= +condition.startValue))
+						|| (!(+condition.startValue > +existingCondition.endValue) && !(+condition.endValue < +existingCondition.startValue))) {
+						alert(LABELS.RANGE_CONDITION_ADD_START_ERROR);
 						condition = null;
 						return false;
 					}
 					
-					if ((typeof condition.endValue == 'undefined' && existingCondition.endValue >= condition.startValue)
+					if ((typeof condition.endValue == 'undefined' && +existingCondition.endValue >= +condition.startValue)
 						|| (typeof condition.startValue == 'undefined'
-							&& (typeof existingCondition.startValue == 'undefined' || existingCondition.startValue <= condition.endValue))
-						|| (!(condition.endValue < existingCondition.startValue) && !(condition.startValue > existingCondition.endValue))) {
-						layout.infoDialog.data('show')(LABELS.RANGE_CONDITION_ADD_END_ERROR);
+							&& (typeof existingCondition.startValue == 'undefined' || +existingCondition.startValue <= +condition.endValue))
+						|| (!(+condition.endValue < +existingCondition.startValue) && !(+condition.startValue > +existingCondition.endValue))) {
+						alert(LABELS.RANGE_CONDITION_ADD_END_ERROR);
 						condition = null;
 						return false;
 					}