* Narrows the scope on the form-model to the member widget-field, and
* narrows the scope on the object-model to the member xpath-context
* before continuing the binding over the child-bindings.
*/
public void doLoad(Widget frmModel, JXPathContext jxpc) throws BindingException {
Union unionWidget = (Union)frmModel;
if (widgetId.equals(unionWidget.getValue())) {
// JXPathContext subContext = jxpc.getRelativeContext(jxpc.getPointer(this.xpath));
Binding[] subBindings = getChildBindings();
if (subBindings != null) {
int size = subBindings.length;
for (int i = 0; i < size; i++) {