ItsNatHTMLDocument itsNatDoc = extJSDoc.getItsNatHTMLDocument();
ItsNatComponentManager compMgr = itsNatDoc.getItsNatComponentManager();
this.modalLayer = compMgr.createItsNatModalLayer(null,false,9000,(float)0.2,"black",null); // opacity is ignored because ExtJS HTML already includes a semitranparent layer
unexpectedEventDetection();
DocumentFragment frag = extJSDoc.loadDocumentFragment("extjsexample_confirm_remove_item");
this.modalWinElem = ItsNatTreeWalker.getFirstChildElement(frag);
HTMLDocument doc = itsNatDoc.getHTMLDocument();
Element body = doc.getBody();
body.appendChild(modalWinElem);