// place label
label = new Label();
stackPane.getChildren().add(label);
// create menu
circlePopupMenu = new CirclePopupMenu(this.stackPane, MouseButton.SECONDARY)
.withAnimationInterpolation(null);
circlePopupMenu.getItems().addAll(facebookMenuItem, googleMenuItem, skypeMenuItem, twitterMenuItem, windowsMenuItem);
return stackPane;
}