var currentpic = 1;


function changepic(n) {
	if (n < 10) {dnum = "0" + n;} else {dnum = n;}
	document.getElementById('galleryimage').src = "/images/full/gallery_" + dnum + ".jpg";
	
	for (i = 1; i <= 28; i++) {
		document.getElementById('gallpic' + i).className = "";
	}
	document.getElementById('gallpic' + n).className = "active";
	currentpic = n;
	document.getElementById('currentdisplay').innerHTML = currentpic;
}

function cpic(n) {
	currentpic = currentpic + n;
	if (currentpic > 28) {currentpic = 1;}
	if (currentpic < 1) {currentpic = 28;}
	changepic(currentpic);
}