Integer mnemonic = (Integer) getChildItem(Button.MNEMONIC); removeChildItem(Button.MNEMONIC); destroyChildItem(mnemonic);
Integer mnemonic = (Integer) getChild(Button.MNEMONIC); removeChild(Button.MNEMONIC); destroyChild(mnemonic);
    public void finalizz() throws Exception {        Integer mnemonic = (Integer) getChildItem(Button.MNEMONIC);        removeChildItem(Button.MNEMONIC);        destroyChildItem(mnemonic);        String label = (String) getChildItem(Button.LABEL);        removeChildItem(Button.LABEL);        destroyChildItem(label);        super.finalizz();    }