function iotbs()
{
	//initialise the preferences manager ('canvas-element', 'path-for-load-mode')
	var switcher = new switchManager('body', '');

	//create a new switcher control ('container-id', 'label', 'is-native-switcher', '"selected" text')
	var screenSwitcher = new bodySwitcher('screen-switcher', 'Screen styles', 'no', '');

	//add a new class option ('classname', 'label')
	screenSwitcher.defineClass('default', 'Normal contrast');
	screenSwitcher.defineClass('highvisibility', 'High contrast');
	screenSwitcher.defineClass('high', 'High visibility');
	screenSwitcher.defineClass('noimages', 'No Images');
};