<!-- Javascript Aware bib -->
function popup(url,features) {
	window.open(url,'newwin','status=yes,scrollbars=yes,'+features);
}

var viewerPostion 		= 0;

function viewerNext(viewerImageId)
{	
	var vi 					= document.getElementById(viewerImageId);

	if(vi != null)
	{
		viewerPostion 	= (viewerPostion == viewerImages.length-1 ? 0 : viewerPostion + 1);
		vi.src 			= imagesFolder + viewerImages[viewerPostion];
	}
}

function viewerPrevious(viewerImageId)
{
	var vi 					= document.getElementById(viewerImageId);
	
	if(vi != null)
	{
		viewerPostion 	= (viewerPostion == 0 ? viewerImages.length-1 : viewerPostion - 1);
		vi.src 			= imagesFolder + viewerImages[viewerPostion];
	}
}