/*
var alternater = 1;
var thetimer;
var imagename;

function alternate() {
	theimage = document.getElementById(imagename);
	if (alternater == 5) {alternater = 1; }
	theimage.src = "images/alternating_images/" + imagename + alternater + ".jpg";
	alternater = alternater + 1;
}

function autoalternate(theimagename)
{
	imagename = theimagename;
	if(thetimer) {
		clearTimeout(thetimer);
		alternate();
	}
	thetimer = setTimeout('autoalternate(imagename)', 4000);
}
*/



/* photo slideshow */
$(document).ready(function()
{
	theRotator();
});

function theRotator ()
{
	//Set the opacity of all images to 0
	$('ul#photo-slideshow li').css({opacity: 0.0});
	//Get the first image and display it (gets set to full opacity)
	$('ul#photo-slideshow li:first').css({opacity: 1.0});
	//Call the rotator function to run the slideshow, 6000 = change to next image after 6 seconds
	setInterval('rotate()',3000);
}

function rotate ()
{
	//Get the first image
	var current = ((typeof $('ul#photo-slideshow li.show').attr('class') != 'undefined')?  $('ul#photo-slideshow li.show') : $('ul#photo-slideshow li:first'));
	//Get next image, when it reaches the end, rotate it back to the first image
	var next = ((current.next().length) ? ((current.next().hasClass('show')) ? $('ul#photo-slideshow li:first') :current.next()) : $('ul#photo-slideshow li:first'));
	//Set the fade in effect for the next image, the show class has higher z-index
	next.css({opacity: 0.0})
	.addClass('show')
	.animate({opacity: 1.0}, 1000);
	//Hide the current image
	current.animate({opacity: 0.0}, 1000)
	.removeClass('show');
};