*/
public UploadFormPopup() {
form = BINDER.createAndBindUi(this);
PopupChrome chrome = PopupChromeFactory.createPopupChrome();
chrome.enableTitleBar();
popup = PopupFactory.createPopup(null, new CenterPopupPositioner(), chrome, false);
popup.getTitleBar().setTitleText("Upload attachment");
popup.add(form);
iframe = Document.get().createIFrameElement();