if (document.images)
{
	pic1 = new Image();
	pic1.src = "slideshow/pic1.jpg";
	
	pic2 = new Image();
	pic2.src = "slideshow/pic2.jpg";
	
	pic3 = new Image();
	pic3.src = "slideshow/pic3.jpg";
	
	pic4 = new Image();
	pic4.src = "slideshow/pic4.jpg";
	
	pic_changer1 = new Image();
	pic_changer1_highlight = new Image();
	pic_changer1.src = "slideshow/pic-changer-1.png";
	pic_changer1_highlight.src = "slideshow/pic-changer-1-highlight.png";

	pic_changer2 = new Image();
	pic_changer2_highlight = new Image();
	pic_changer2.src = "slideshow/pic-changer-2.png";
	pic_changer2_highlight.src = "slideshow/pic-changer-2-highlight.png";
	
	pic_changer3 = new Image();
	pic_changer3_highlight = new Image();
	pic_changer3.src = "slideshow/pic-changer-3.png";
	pic_changer3_highlight.src = "slideshow/pic-changer-3-highlight.png";
	
	pic_changer4 = new Image();
	pic_changer4_highlight = new Image();
	pic_changer4.src = "slideshow/pic-changer-4.png";
	pic_changer4_highlight.src = "slideshow/pic-changer-4-highlight.png";
}

function showPicture(id) {
	Effect.Appear('pic' + id);
	//Effect.SlideDown('pic_comment' + id, { duration: 1.0 });
	return false;
}

function hidePicture(id) {
	//Effect.Fade('pic_comment' + id), { duration: 0.5 };
	Effect.Fade('pic' + id);
	return false;
}

function numOut(k) {
	if (document.images)
	{
		eval('document.pic_changer' + k + '.src=pic_changer' + k + '.src');
	}
}

function numOver(k) {
	if (document.images)
	{
		eval('document.pic_changer' + k + '.src=pic_changer' + k + '_highlight.src');
	}
}

function startSlideshow() {
	setInterval(slideshow.nextPicture, speed);
	Effect.Fade('loading_text');
	showPicture(1);
}

var speed = 24000;

var slideshow = {
	i: 1,
	object: 'pic',
	nextPicture: function() {
		var previous = slideshow.i;
		var next = slideshow.i = slideshow.i + 1;
		if ( next == 5 )
		{
			next = 1;
			slideshow.i = 1;
		}
		numOut(previous);
		numOver(next);
		showPicture(next);
		hidePicture(previous);
	},
	previousPicture: function() {
		var next = slideshow.i;
		var previous = slideshow.i = slideshow.i - 1;
		if ( previous == 0 )
		{
			previous = 4;
			slideshow.i = 4;
		}
		numOut(next);
		numOver(previous);
		showPicture(previous);
		hidePicture(next);
	},
	showPicture: function(id) {
		slideshow.i = id;
		for (i=1;i<=4;i++) {
			numOut(i);
			$('pic' + i).hide();
			//$('pic_comment' + i).hide();
		}
		numOver(id);
		showPicture(id);
	}
}

function redirect(link) {
	parent.window.location.href = link;
}

function open_subMenu(id) {
	$('subMenu_' + id).show();
}

function close_subMenu(id) {
	$('subMenu_' + id).hide();
}