var actualImage = 0;
			
function nextImage () 
{
	as = document.getElementById('product_image').getElementsByTagName("a");

	if(actualImage < as.length -1)
	{
		actualImage++;
		
		for (i=0;i<as.length;i++)
		{
			as[i].style.display = 'none';
		}
		
		as[actualImage].style.display = '';
	}
}

function prevImage () 
{
	as = document.getElementById('product_image').getElementsByTagName("a");

	if(actualImage > 0)
	{
		actualImage--;
		
		for (i=0;i<as.length;i++)
		{
			as[i].style.display = 'none';
		}
		
		as[actualImage].style.display = '';
	}
}


function imageboxOpenLightbox ()
{
	actualLink = document.getElementById('hiddenImageContainer').getElementsByTagName('a')[actualImage];
	myLightbox.start(actualLink);
}