function xtc_draw_radio_field_installer($name, $value = '', $checked = false)
{
    return xtc_draw_selection_field_installer($name, 'radio', $value, $checked);
}
function xtc_draw_checkbox_field_installer($name, $value = '', $checked = false)
{
    return xtc_draw_selection_field_installer($name, 'checkbox', $value, $checked);
}