var slider;
var offset;

var windowWidth = $(window).width();
var windowHeight = $(window).height();

	
function previous() {
	slider.previousSlide();
}	

function next() {
	slider.nextSlide();
}	

function onTransitionComplete(obj) {
	//console.log(obj.type, obj.index, obj.data);
}

function positionSlideshow(){

	if(windowWidth < $('DIV#slideshowContainer').width()){
		
		offset = ($('DIV#slideshowContainer').width() - windowWidth) * (-0.5);
		
		$('DIV#slideshowContainer').css('left', offset + 'px');
			
		/*
		alert('slideshow container left: ' + $('DIV#slideshowContainer').css('left') + '\n' + 
				'offset var: ' + offset + '\n' +
				'window width: ' + windowWidth);
		*/
		/*
		alert( $('DIV.slider').width() + '\n' + $('DIV.slider-item').width() );
		*/
	}
}

$(document).ready(function(){ 	
	
	slider = $('.slider').advancedSlider({
											width:1920, 
											height:610,
											aligntype:'centerCenter', 
											slideshow:true,
											shuffle:true,
											hideCaption:true,  
											effectType:'simpleSlide', 	
											simpleSlideDirection:'autoHorizontal', 
											simpleSlideEasing:'easeInOutExpo', 
											transitionComplete:onTransitionComplete});
											
	
	positionSlideshow();
	
	$(window).resize(function(){
		positionSlideshow();
	});	
	
 });