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);
	}
});
};