final Image icon = new Image("icon_user.gif");
    icon.addClickListener(new ClickListener(){
      public void onClick( Widget sender ){
        try{
        RequestBuilder requestBuilder = new RequestBuilder( RequestBuilder.GET, GWT.getModuleBaseURL()+"/"+client.getName()+".html" );
        requestBuilder.sendRequest( null, new RequestCallback(){
          public void onError(Request request, Throwable exception){ /*ignored*/ }
          public void onResponseReceived(Request request, Response response){
            if( response.getStatusCode() == 200 ){
              PopupPanel popup = new PopupPanel(true);
              popup.setStyleName("popup");