addLoadEvent(imageGallery);

function imageGallery() {

	if (!document.getElementById) return false;

	if (!document.getElementById('imagegallery')) return false;

	var gallery = document.getElementById('imagegallery');

	var lnks = gallery.getElementsByTagName('a');

	for (i=0;i<lnks.length;i++) {

		lnks[i].onclick = function() {

			return showPic(this);

		}

		lnks[i].onkeypress = lnks[i].onclick;

	}
}

function showPic (whichpic) { 

	if (!document.getElementById) return true;
 
	var picture = whichpic.getAttribute('href');

	if (!document.getElementById('placeholder')) return true;

	document.getElementById('placeholder').setAttribute('src',picture);

	if (!document.getElementById('desc')) return false; 

	if (whichpic.getAttribute('title')) {

		document.getElementById('desc').childNodes[0].nodeValue = whichpic.getAttribute('title');

	} else {

		document.getElementById('desc').childNodes[0].nodeValue = whichpic.childNodes[0].nodeValue;

	}

	return false;
}