function createShowCase(preview, thumbs){
    var previewImg = document.getElementById(preview);
    var links = document.getElementById(thumbs).getElementsByTagName('a');
    if (previewImg && links) {
        previewImg.setAttribute('src', links[0].getAttribute('href'));
        links[0].className = 'current';
        for (var i = 0; i < links.length; i++) {
            links[i].onclick = function(){
                for (var j = 0; j < links.length; j++) {
                    links[j].className = '';
                }
                this.className = 'current';
                previewImg.setAttribute('src', this.getAttribute('href'));
                return false;
            }
        }
    }
}