function disableLinks() {
	// If javascipt is allowed, disable links as we'll use ajax instead.
	var linksToDisable = document.getElementById('thumbs').getElementsByTagName("a");
	var count = linksToDisable.length;
	for(var i=0; i<count;i++) {
		linksToDisable[i].removeAttribute("href");
	}
}

function changeLargeImage(lrgimg_url,width,height,alt) {
	var galleryImg=document.getElementById('mainpic');
	galleryImg.src=lrgimg_url;
	galleryImg.width=width;
	galleryImg.height=height;
	galleryImg.setAttribute('alt',alt);
}