Behaviour.register({
            '.imageViewer' : function(el) {
                prepareViewer(el, 'tiles', 325);
            },
            '.imageViewer .zoom .up' : function(el) {
                el.onclick = function() {
                    zoomImageUp(el.parentNode.parentNode, undefined);
                    return false;
                }
            },
            '.imageViewer .zoom .down' : function(el) {
                el.onclick = function() {
                    zoomImageDown(el.parentNode.parentNode, undefined);
                    return false;
                }
            },
            '.imageViewer .zoom .dump' : function(el) {
                el.onclick = function() {
                    dumpInfo(el.parentNode.parentNode);
                    return false;
                }
            }
        });