var articleOffset = 0;

function ChangeArticle(newArticleOffset)
{
	// hide old article
	if($('article-item-' + articleOffset)) { $('article-item-' + articleOffset).hide(); }

	// change offset
	articleOffset = newArticleOffset;

	// check offset
	if(articleOffset < 0) { articleOffset = 4; }
	if(articleOffset > 4) { articleOffset = 0; }

	// show new image
	if($('article-item-' + articleOffset)) { $('article-item-' + articleOffset).show(); }

	return false;
}

function ReloadArticle()
{
	ChangeArticle(articleOffset + 1);
	setTimeout('ReloadArticle()', 30000);
}

Event.observe(window, 'load', function() { 
	setTimeout('ReloadArticle()', 30000);
});


function changeTab2(tabId, sliderId)
{
	$$('.tabToggler').each(function(item)
	{
		item.hide();
	});			

	//$(tabId).show();
	
  if($(tabId + '-0')) $(tabId + '-0').show();
  if($(tabId + '-1')) $(tabId + '-1').show();
  if($(tabId + '-2')) $(tabId + '-2').show();
  if($(tabId + '-3')) $(tabId + '-3').show();
  if($(tabId + '-4')) $(tabId + '-4').show();	

	$$('#tabSliderHP li a').each(function(item)
	{
		if(item.id != sliderId)
		{
			if(item.hasClassName('active')) { item.removeClassName('active'); };
		}
	});			

	if($(sliderId).hasClassName('active') != true) { $(sliderId).addClassName('active'); };

	return false;
}

function ReloadBoxSlider()
{
	var sliderArray = new Array('TopRank', 'TopView', 'LastAdd');
	
	for (var index = 0; index < sliderArray.length; index++) {
			
		var tabElement = 'tab' + sliderArray[index];		
		var sliderElement = 'slider' + sliderArray[index];
				
		//if($(tabElement).visible()) { 
		if($(sliderElement).hasClassName('active')) {
			
			//$(tabElement).hide();
			
      if($(tabElement + '-0')) $(tabElement + '-0').hide();
      if($(tabElement + '-1')) $(tabElement + '-1').hide();
      if($(tabElement + '-2')) $(tabElement + '-2').hide();
      if($(tabElement + '-3')) $(tabElement + '-3').hide();
      if($(tabElement + '-4')) $(tabElement + '-4').hide();
			
			$(sliderElement).removeClassName('active');
			
			var newIndex = index + 1;
			
			if(newIndex >= sliderArray.length) { newIndex = 0; };			
		};
	}
	
	var tabElement = 'tab' + sliderArray[newIndex];		
	var sliderElement = 'slider' + sliderArray[newIndex];	

	//$(tabElement).show();

  if($(tabElement + '-0')) $(tabElement + '-0').show();
  if($(tabElement + '-1')) $(tabElement + '-1').show();
  if($(tabElement + '-2')) $(tabElement + '-2').show();
  if($(tabElement + '-3')) $(tabElement + '-3').show();
  if($(tabElement + '-4')) $(tabElement + '-4').show();	
	
	if($(sliderElement).hasClassName('active') != true) { $(sliderElement).addClassName('active'); };

	setTimeout('ReloadBoxSlider()', 5000);
}

Event.observe(window, 'load', function()
{ 
	if($('tabSliderHP'))
	{
		setTimeout('ReloadBoxSlider()', 5000);
	}
});