var delay = 1000;
var start_frame = 0;
var paused = false;
var stoped = false;
var curent_frame = 0;
var total_frames = 0;
var current_ss_type = '';
var button_events = new Array();

function autostart()
{
	start('actor', 'anchorman', 'life', $('first_button'));
}

function start(ss1, ss2, ss3, obj)
{
	$('start_img').style.display = 'none';
	$('slide-images_'+ss3).style.display = 'none';
	$('slide-images_'+ss2).style.display = 'none';
	$('slide-images_'+ss1).style.display = 'block';
	stoped = true;
	curent_frame = 0;
	total_frames = 0;
	current_ss_type = ss1;

	all_imgs = obj.parentNode.parentNode.getElementsByTagName('img');
	curr_img = obj.getElementsByTagName('img');

	if(button_events.length == 0)
	{
		for(i=0; i < all_imgs.length; i++)
		{
			button_events[i] = all_imgs[i].onmouseout;
		}
	}

	for(i=0; i < all_imgs.length; i++)
	{
		if(all_imgs[i].src == curr_img[0].src)
		{
			all_imgs[i].src = "/pics/photos"+(i+1)+"_act.jpg";
			all_imgs[i].onmouseout = function(){};
		}
		else
		{
			all_imgs[i].src = "/pics/photos"+(i+1)+".jpg";
			all_imgs[i].onmouseout = button_events[i];
		}
	}

	var lis = $('slide-images_'+current_ss_type).getElementsByTagName('li');
	lis[0].style.display = 'block';
	for( i=0; i < lis.length; i++)
	{
		if(i!=0)
		{
			lis[i].style.display = 'none';
		}
	}
	end_frame = lis.length -1;
	total_frames = end_frame;
	$('slideshow_nav').style.display = 'block';
	photo_counter();
	setTimeout(init, 3100);
	return false;
}

function init()
{
	var lis = $('slide-images_'+current_ss_type).getElementsByTagName('li');
	start_slideshow(start_frame, end_frame, delay, lis);
}

function start_slideshow(start_frame, end_frame, delay, lis) {
	stoped = false;
	setTimeout(fadeInOut(start_frame,start_frame,end_frame, delay, lis), delay);
}

function photo_counter()
{
	$('slideshow_info').innerHTML = 'Ôîòî ' + (curent_frame+1) + ' èç ' + (total_frames+1);
}

function fadeInOut(frame, start_frame, end_frame, delay, lis) {
	return (function() {
		if(paused || stoped) return;
		lis = $('slide-images_'+current_ss_type).getElementsByTagName('li');
		Effect.Fade(lis[frame]);
		if (frame == end_frame) { frame = start_frame; } else { frame++; }
		lisAppear = lis[frame];
		setTimeout("Effect.Appear(lisAppear);", 0);
		curent_frame = frame;
		photo_counter();
		setTimeout(fadeInOut(frame, start_frame, end_frame, delay), delay + 2000);
	})
}

function ss_pause()
{
	paused = true;
	$('pp_nav').src = 'pics/play.png';
	$('pp_nav').onclick = ss_play;
}

function ss_play()
{
	paused = false;
	$('pp_nav').src = 'pics/pause.png';
	$('pp_nav').onclick = ss_pause;
	lis = $('slide-images_'+current_ss_type).getElementsByTagName('li');
	Effect.Fade(lis[curent_frame]);
	if (curent_frame == total_frames) { curent_frame = start_frame; } else { curent_frame++; }
	lisAppear = lis[curent_frame];
	setTimeout("Effect.Appear(lisAppear);", 0);
	photo_counter();
	setTimeout(fadeInOut(curent_frame, start_frame, total_frames, delay), delay + 1850);
}

function ss_next()
{
	paused = true;
	$('pp_nav').src = 'pics/play.png';
	$('pp_nav').onclick = ss_play;
	lis = $('slide-images_'+current_ss_type).getElementsByTagName('li');
	Effect.Fade(lis[curent_frame]);
	if (curent_frame == total_frames) { curent_frame = start_frame; } else { curent_frame++; }
	lisAppear = lis[curent_frame];
	setTimeout("Effect.Appear(lisAppear);", 0);
	photo_counter();
	return false;
}

function ss_previous()
{
	paused = true;
	$('pp_nav').src = 'pics/play.png';
	$('pp_nav').onclick = ss_play;
	lis = $('slide-images_'+current_ss_type).getElementsByTagName('li');
	Effect.Fade(lis[curent_frame]);
	if (curent_frame == start_frame) { curent_frame = total_frames; } else { curent_frame--; }
	lisAppear = lis[curent_frame];
	setTimeout("Effect.Appear(lisAppear);", 0);
	photo_counter();
	return false;
}

Event.observe(window, 'load', autostart, false);