function portfolio_startup() {

  var thumbs = document.getElementById('thumbnails').getElementsByTagName('a');

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

    thumbs[i].onclick = function() {
	

	var sHref = this.href;
	var imageNameStart = sHref.lastIndexOf('/');
	
	var image_location = sHref.substring(imageNameStart+1,(sHref.length));

	// var image_location = this.href.split("/")[7];
	
	

    document.getElementById('picture').getElementsByTagName('img')[0].src = this.href;

    document.getElementById('picture').getElementsByTagName('a')[0].href = "images/portfolio/large/"+image_location;

    if (this.firstChild.title != "") {

      document.getElementById('picture').getElementsByTagName('img')[0].title = this.firstChild.title;

      if (document.getElementsByTagName('blockquote').length) {

        document.getElementsByTagName('blockquote')[0].getElementsByTagName('p')[0].childNodes[1].childNodes[0].nodeValue = this.firstChild.title;

      }

    }

    return false;

    }

  }

}

addLoadEvent(portfolio_startup);