// JavaScript Document

function mainImageLink(linknum) {
	var curImage = new String(document.getElementById('current_image').src);
	x=curImage.length;
	curImage = curImage.slice(x-8, x-7);
	if (curImage != linknum) {
		linknum = "link"+linknum;
		document[linknum].src = "../images/gallery_picture_off.gif";
	}	
}

function mainImageSwitch(linknum) {
	var curImage = new String(document.getElementById('current_image').src);
	var zoomImage = document.getElementById('zoom_image');
	x=curImage.length;
	newImage = 	curImage.slice(0, x-8);
	linkOff = curImage.slice(x-8, x-7);
	newTN = newImage+linknum+"_tn.jpg";
	newImage = newImage+linknum+".jpg";

	document.current_image.src=newTN;
	document.getElementById('zoom_image').href=newImage;

	linkOff = "link"+linkOff;
	linknum = "link"+linknum;

	document[linkOff].src = "../images/gallery_picture_off.gif";
	document[linknum].src = "../images/gallery_picture_on.gif";
	MagicZoomPlus.refresh();
	MagicZoomPlus.update();
	
}