var gal = {
                init : function() {
                    if (!document.getElementById || !document.createElement || !document.appendChild) return false;
                    if (document.getElementById('gallery')) document.getElementById('gallery').id = 'jgal';
                    var li = document.getElementById('jgal').getElementsByTagName('li');
                    li[0].className = 'active';
                    for (i=0; i<li.length; i++) {
                        li[i].style.backgroundImage = 'url(' + li[i].getElementsByTagName('img')[0].src + ')';
                        li[i].style.backgroundRepeat = 'no-repeat';
                        li[i].title = li[i].getElementsByTagName('img')[0].alt;
                        gal.addEvent(li[i],'click',function() {
                            var im = document.getElementById('jgal').getElementsByTagName('li');
                            for (j=0; j<im.length; j++) {
                                im[j].className = '';
                            }
                            this.className = 'active';
                        });
                    }
                },
                addEvent : function(obj, type, fn) {
                    if (obj.addEventListener) {
                        obj.addEventListener(type, fn, false);
                    }
                    else if (obj.attachEvent) {
                        obj["e"+type+fn] = fn;
                        obj[type+fn] = function() { obj["e"+type+fn]( window.event ); }
                        obj.attachEvent("on"+type, obj[type+fn]);
                    }
                }
            }

            gal.addEvent(window,'load', function() {
                gal.init();
            });