var c=0 
var s 
var v
function photoGallery(vieta) { 

if (vieta ==3){
	v=3
	if (c%5==0){ 
		document.getElementById('photo-gallery').src = "../../../pagr_foto/virsus1.JPG"; 
	} 
	if (c%5==1){ 
		document.getElementById('photo-gallery').src = "../../../pagr_foto/virsus2.jpg"; 
	} 
	if (c%5==2){ 
		document.getElementById('photo-gallery').src = "../../../pagr_foto/virsus3.jpg"; 
	} 
	c=c+1 
	s=setTimeout("photoGallery(v)",5000) 
}else if (vieta==2){
	v=2
	if (c%5==0){ 
		document.getElementById('photo-gallery').src = "../../pagr_foto/virsus1.JPG"; 
	} 
	if (c%5==1){ 
		document.getElementById('photo-gallery').src = "../../pagr_foto/virsus2.jpg"; 
	} 
	if (c%5==2){ 
		document.getElementById('photo-gallery').src = "../../pagr_foto/virsus3.jpg"; 
	} 
	c=c+1 
	s=setTimeout("photoGallery(v)",5000) 
}else{	v=0
	if (c%5==0){ 
		document.getElementById('photo-gallery').src = "pagr_foto/virsus1.JPG"; 
	} 
	if (c%5==1){ 
		document.getElementById('photo-gallery').src = "pagr_foto/virsus2.jpg"; 
	} 
	if (c%5==2){ 
		document.getElementById('photo-gallery').src = "pagr_foto/virsus3.jpg"; 
	} 
	c=c+1 
	s=setTimeout("photoGallery(v)",5000) }
} 

function changeImage()
{
	var list = document.getElementById('optionlist');
	document.mainimage.src = list.options[list.selectedIndex].value;
}

function prevImage()
{
	var list = document.getElementById('optionlist');
	if(list.selectedIndex == 0)
	{
		list.selectedIndex = list.options.length-1;
	}
	else
	{
		list.selectedIndex--;
	}
	changeImage();
}

function nextImage()
{
	var list = document.getElementById('optionlist');
	if(list.selectedIndex == list.options.length-1)
	{
		list.selectedIndex = 0;
	}
	else
	{
		list.selectedIndex++;
	}
	changeImage();
}