/* images */ 
/*** Slideshow filter ***/

//Specify background images to slide
var images = new Array();
var slideshow_effect = null;
var images = new Array();
var img = null;
var currentImage = null;
var counter = 0;

function nextImage()
{
	var element = document.getElementById('slideshow_image');
	var title = document.getElementById('image_title');
	var loading = document.getElementById('slideshow_image_img');

	if (counter < (images.length-1))
	{
		counter = counter + 1;
	}
	else
	{
		counter = 1;
	}

	if (currentImage)
	{
		element.replaceChild(images[counter], currentImage);
		currentImage.id = '';
		images[counter].id = 'slideshow_image_img';
	}
	else
	{
		loading.style.display = 'none';
		loading.id = '';
		element.appendChild(images[counter]);
	}

	currentImage = images[counter];
	element.style.height= images[counter].height + 'px';

	return true;
}

function prevImage()
{
	var element = document.getElementById('slideshow_image');
	var title = document.getElementById('image_title');	

	if (counter > 1)
	{
		counter = counter - 1;
	}
	else
	{
		counter = (images.length-1);
	}

	if (currentImage)
	{
		element.replaceChild(images[counter], currentImage);
		currentImage.id = '';
		images[counter].id = 'slideshow_image_img';
	}
	else
	{
		loading.style.display = 'none';
		loading.id = '';
		element.appendChild(images[counter]);
	}

	currentImage = images[counter];
	element.style.height= images[counter].height + 'px';
	return true;
}