window.onload = function () {
	var container = $('div.sliderGallery');
	var ul = $('ul', container);

	var itemsWidth = ul.innerWidth() - container.outerWidth();
		$('.slider', container).slider({
   		min: 0,
   		max: itemsWidth,
		handle: '.handle',
   		stop: function (event, ui) {
			ul.animate({'left' : ui.value * -1}, 500);
   		},
   		slide: function (event, ui) {
			ul.css('left', ui.value * -1);
   		}
	});
};