var picNum = 0;
var pics = ["bilder/fotos/big/red01_big.jpg", "bilder/fotos/big/red02_big.jpg", "bilder/fotos/big/red03_big.jpg", "bilder/fotos/big/red04_big.jpg"];
var pics2 = ["bilder/fotos/big/glitzer01_big.jpg", "bilder/fotos/big/glitzer02_big.jpg", "bilder/fotos/big/glitzer03_big.jpg", "bilder/fotos/big/glitzer04_big.jpg"];

function next(page) {
	if (page == 1) {
		picNum++;
	if (picNum >= pics.length) picNum = 0;
		document.getElementById("pic").src = pics[picNum];
	}
	else if (page == 2) {
		picNum++;
	if (picNum >= pics2.length) picNum = 0;
		document.getElementById("pic").src = pics2[picNum];
	}
}

function previous(page) {
	if (page == 1) {
	picNum--;
	if (picNum < 0) picNum = pics.length-1;
		document.getElementById("pic").src = pics[picNum];
	}
	else if (page == 2) {
	picNum--;
	if (picNum < 0) picNum = pics2.length-1;
		document.getElementById("pic").src = pics2[picNum];
	}
}

function changePic(content, page) {
	if (content == 1 && page == 1) {
		document.getElementById("pic").src = pics[0];
	}
	else if (content == 2 && page == 1) {
		document.getElementById("pic").src = pics[1];
	}
	else if (content == 3 && page == 1) {
		document.getElementById("pic").src = pics[2];
	}
	else if (content == 1 && page == 2) {
		document.getElementById("pic").src = pics2[0];
	}
	else if (content == 2 && page == 2) {
		document.getElementById("pic").src = pics2[1];
	}
	else if (content == 3 && page == 2) {
		document.getElementById("pic").src = pics2[2];
	}
}