//easing equation, borrowed from jQuery easing plugin
//http://gsgd.co.uk/sandbox/jquery/easing/
$.easing.easeOutQuart = function (x, t, b, c, d) {
	return -c * ((t=t/d-1)*t*t*t - 1) + b;
};

jQuery(function( $ ){
		changeDimension();
		scrollImages();
		$(window).bind('resize', function() {
			changeDimension();
			scrollImages();
		});
});

function scrollImages()
{
	arrResult = getWindowWidth();
	newWidth = arrResult[0];
	marginLeft =  Math.round(arrResult[1]);
	/**
	 * Most jQuery.serialScroll's settings, actually belong to jQuery.ScrollTo, check it's demo for an example of each option.
	 * @see http://flesler.webs.com/jQuery.ScrollTo/
	 * You can use EVERY single setting of jQuery.ScrollTo, in the settings hash you send to jQuery.serialScroll.
	 */

	/**
	 * The plugin binds 6 events to the container to allow external manipulation.
	 * prev, next, goto, start, stop and notify
	 * You use them like this: $(your_container).trigger('next'), $(your_container).trigger('goto', [5]) (0-based index).
	 * If for some odd reason, the element already has any of these events bound, trigger it with the namespace.
	 */

	/**
	 * IMPORTANT: this call to the plugin specifies ALL the settings (plus some of jQuery.ScrollTo)
	 * This is done so you can see them. You DON'T need to specify them all.
	 * A 'target' is specified, that means that #screen is the context for target, prev, next and navigation.
	 */

	/**
	 * No need to have only one element in view, you can use it for slideshows or similar.
	 * In this case, clicking the images, scrolls to them.
	 * No target in this case, so the selectors are absolute.
	 */

	$('#slideshow').serialScroll({
		items:'li',
		prev:'#screen .prev',
		next:'#screen .next',
		axis:'x',
		offset:marginLeft, //when scrolling to photo, stop 230 before reaching it (from the left)
		start:startPoint, //as we are centering it, start at the 2nd
		duration:1200,
		force:true,
		stop:true,
		lock:true,
		cycle:true, //don't pull back once you reach the end
		easing:'easeOutQuart', //use this easing equation for a funny effect
		jump: true //click on the images to scroll to them
	});
}