var curGallery = 0;
var curImage = 0;
var numImgPerPage = 0;
var curPage = 0;

function loadImg(dir, img, curg, curi, clsName) {

	var image = document.getElementById("thepic");
	image.src = dir + "/" + img;		
	image.className = clsName;
	curGallery = curg;
	curImage = curi;		
}

function next() {

	var img = document.getElementById('thepic');
	var imgMsg = document.getElementById('imgMsg');
	var srcArray = eval('imgArray'+curGallery);
	
	var imgArray = srcArray[(curImage+1)].split("^^");
	src = imgArray[0];

	if(((curImage % (numImgPerPage-1) == 0) && curImage != 0) && src != 'last') {
		if(numPages > 0) {
			document.getElementById('page' + (curPage+1)).style.display = 'block';
			document.getElementById('page' + curPage).style.display = 'none';	
			curPage++;
		}
		curImage++;		
	}
	else {
		if(src == 'last') {
			if(numPages > 0) {
				document.getElementById('page0').style.display = 'block';
				document.getElementById('page' + curPage).style.display = 'none';	
				curPage = 0;
			}
			curImage = 0;
			
			imgArray = srcArray[(curImage)].split("^^");
			src = imgArray[0];

		}
		else {
			curImage++;
		}
	}
		
	img.src = src;
	img.className = imgArray[1];
	
	//imgMsg.innerHTML = "Image " + curImage + " of " + (srcArray.length-2);
}

function prev() {

	var img = document.getElementById('thepic');
	
	var srcArray = eval('imgArray'+curGallery)
	
	if(curImage == 0) {
		if(numPages > 0) {
			document.getElementById('page' + numPages).style.display = 'block';
			document.getElementById('page' + curPage).style.display = 'none';	
			curPage = numPages;
		}
	
	
		curImage = srcArray.length - 2;
		imgArray = srcArray[(curImage)].split("^^");
		src = imgArray[0];
	}
	else {
		if((curImage % (numImgPerPage) == 0) && numPages > 0) {
			document.getElementById('page' + (curPage-1)).style.display = 'block';
			document.getElementById('page' + curPage).style.display = 'none';	
			curPage--;		
		}
	
		imgArray = srcArray[(curImage-1)].split("^^");
		src = imgArray[0];
		curImage--;
	}

	img.src = src;
	img.className = imgArray[1];
}