var curr_new = 0;
var loop_index = 1;

var prev_div = 3;

var is_active = true;


window.addEvent('domready', function()
{
	function replace_images(path1, path2)
	{
		var myEffect = new Fx.Morph('promo_img_'+path1, {duration: '1000'});
		myEffect.start({
			'opacity': [1, 0]
		});
		var myEffect2 = new Fx.Morph('promo_img_'+path2, {duration: '1000'});
		myEffect2.start({
			'opacity': [0, 1]
		});
		if (loop_index == 3)
		{
			prev_div = 3;
			loop_index = 1;
		}
		else
		{
			prev_div = loop_index;
			loop_index++;
		}
	}
	function mySwitch()
	{
			replace_images(prev_div, loop_index);						
	}
	
	if ($('main_promo_top'))
	{
		var timer = mySwitch.periodical(4000);
		mySwitch();
	}

	
	function scroll_news(curr)
	{
		var set_width = curr*355*-1;
		curr_ml = $('news_list').getStyle('margin-left');

		var myEffect = new Fx.Morph('news_list', {duration: '700'});
				
		myEffect.start({
			'margin-left': [curr_ml, set_width+"px"]
		});
	}
	
	function set_level(curr)
	{
		$('new_level_1').set('class', 'box');
		$('new_level_2').set('class', 'box');
		$('new_level_3').set('class', 'box');
		$('new_level_4').set('class', 'box');
		$('new_level_5').set('class', 'box');
		
		$('new_level_'+curr).set('class', 'box-w');
	}	
	
	$('news_next').addEvent('click', function(e)
	{			
		if (curr_new < 4)
		{			
			e.stop();
			curr_new++;
			scroll_news(curr_new);
			set_level(curr_new+1);
		}
		return false;
	});
	
	$('news_prev').addEvent('click', function(e)
	{			
		if (curr_new > 0)
		{		
			e.stop();
			curr_new--;
			scroll_news(curr_new);
			set_level(curr_new+1);
		}
		return false;
	});
	
});