// erweitert von Klaus Hentschel
// www.javarea.de

var i = 1
images = new Array;
images[1] = "images/verona_rechts.jpg";
images[2] = "images/verona_eisgutschein.jpg";
images[3] = "images/verona_links.jpg";

AnzPic = (images.length-1);

function gallery()
{
	if (i == 1)
		document.getElementById('previous').value=""
}

function previmg()
{
	if (i != 1)
	{
		i --
		document.img.src = images[i]
		document.getElementById('next').value = "Nächstes >"
	}
	if (i == 1)
		document.getElementById('previous').value=""
}


function pickrand()
{
	var rand1 = Math.round( (AnzPic-1) * Math.random()) + 1;
	document.img.src = images[rand1]
	i = rand1
	if (i == 1)
		document.getElementById('previous').value="";
	else
		document.getElementById('previous').value="< Vorheriges";

	if (i == 6)
		document.getElementById('next').value="";
	else
		document.getElementById('next').value="Nächstes >";
}

function firstimg()
{
	i = 1
	document.img.src = images[i];
	document.getElementById('previous').value=" ";
	document.getElementById('next').value="Nächstes >"
}

function lastimg()
{
	i = AnzPic
	document.img.src = images[i];
	document.getElementById('next').value=" "
	document.getElementById('previous').value="< Vorheriges";
}

function nextimg()
{
	if (i != AnzPic)
	{
		i ++;
		document.img.src = images[i];
		document.getElementById('previous').value="< Vorheriges";
	}

	if (i ==AnzPic)
		document.getElementById('next').value="";

}