I'm trying to get selevted Id's in an object and use the trigger in the documentation. var arr = rbv_api.getSelectedIds("order"); var buff = ''; if (arr!=null) { for (var k=0; k<arr.length; k++) buff += arr[k]+', '; } return buff; But ut will always return 'NULL' v. 4.5.3. Anyone who knows what the trick is? Continue reading...