=== modified file 'dhis-2/dhis-web/dhis-web-dataentry/src/main/webapp/dhis-web-dataentry/javascript/form.js'
--- dhis-2/dhis-web/dhis-web-dataentry/src/main/webapp/dhis-web-dataentry/javascript/form.js	2014-09-29 17:50:45 +0000
+++ dhis-2/dhis-web/dhis-web-dataentry/src/main/webapp/dhis-web-dataentry/javascript/form.js	2014-09-29 21:12:44 +0000
@@ -1216,8 +1216,8 @@
  */
 dhis2.de.optionValidWithinPeriod = function( option, period )
 {
-    return ( option.startDate == null || option.startDate <= dhis2.periodChoices[ period ].endDate )
-        && ( option.endDate == null || option.endDate >= dhis2.periodChoices[ period ].startDate )
+    return ( option.startDate == null || option.startDate <= dhis2.de.periodChoices[ period ].endDate )
+        && ( option.endDate == null || option.endDate >= dhis2.de.periodChoices[ period ].startDate )
 }
 
 /**