function UploadFile()
{
	$('file-input').value = $F('soubor');
}

function clearField(element, defaulVal)
{
	if(element.value == defaulVal)
	{
		element.value = '';
	}
}

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

	$(tabId).show();

	$$('#tabSlider 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()) { 
			
			$(tabElement).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($(sliderElement).hasClassName('active') != true) { $(sliderElement).addClassName('active'); };

	setTimeout('ReloadBoxSlider()', 3000);
}

Event.observe(window, 'load', function()
{ 
	if($('tabSlider'))
	{
		setTimeout('ReloadBoxSlider()', 3000);
	}
});