}
}-*/;
protected void performOperation() {
MantleTabPanel contentTabPanel = SolutionBrowserPanel.getInstance().getContentTabPanel();
contentTabPanel.showNewURLTab( this.tabName, this.tabToolTip, "about:blank", false ); //$NON-NLS-1$
NamedFrame namedFrame = ( (IFrameTabPanel) contentTabPanel.getSelectedTab().getContent() ).getFrame();
final FormPanel form = new FormPanel( namedFrame );
RootPanel.get().add( form );
form.setMethod( FormPanel.METHOD_POST );
form.setAction( url );