Map map = fc.getExternalContext().getRequestParameterMap();
int fieldIdx = Integer.valueOf((String) map.get("fieldIdx"));
isChild = Boolean.valueOf((String) map.get("isChild"));
DcWebObject wod = getParentObject();
DcReferences references = (DcReferences) vr.resolveVariable(fc, "references");
references.setFieldIdx(fieldIdx);
references.setModuleIdx(wod.getModule());
setCurrentReferences(wod, references, fieldIdx);