function fade_img(img_id) {
    var el = $(img_id);
    $(el).set('styles', {'marginLeft': '0px'});
    el.set('opacity', 0);
    el.fade(1);
}



var tl = new timeline();
tl.interval = 200;
tl.add(2, function(){fade_img(floor_plan)});

$(window).addEvent('load', function(){tl.run();});