var cnt = 0;
var bilder = [];

function bilder_load() {
	bilder[0] = 'http://nexus.advanced.li/Portals/11/Skins/nexus/media/location/gallery/flames.jpg';
	bilder[1] = 'http://nexus.advanced.li/Portals/11/Skins/nexus/media/location/gallery/full_house.jpg';
	bilder[2] = 'http://nexus.advanced.li/Portals/11/Skins/nexus/media/location/gallery/bar1.jpg';
}

function nextimg() {
	if (cnt != 2) {
		cnt++;
		var nextImage = bilder[cnt];
		document.getElementById('prevImage').src = nextImage;
	}
}

function previmg() {
	if (cnt != 0) {
		cnt--;
		var prevImage = bilder[cnt];
		document.getElementById('prevImage').src = prevImage;
	}	
}