CSS と jQuery を使用した美しい Apple スタイルのスライドショー ギャラリー

<div id="main">

<div id="gallery">

<div id="slides">

<div class="slide"><img src="img/sample_slides/macbook.jpg" width="920" height="400" /></div>
<div class="slide"><img src="img/sample_slides/iphone.jpg" width="920" height="400" /></div>
<div class="slide"><img src="img/sample_slides/imac.jpg" width="920" height="400" /></div>

</div>

<div id="menu">

<ul>
<li class="fbar">&nbsp;</li><li class="menuItem"><a href=""><img src="img/sample_slides/thumb_macbook.png" /></a></li><li class="menuItem"><a href=""><img src="img/sample_slides/thumb_iphone.png" /></a></li><li class="menuItem"><a href=""><img src="img/sample_slides/thumb_imac.png" /></a></li>
</ul>

</div>

</div>

</div>

body,h1,h2,h3,p,quote,small,form,input,ul,li,ol,label{
    /* Page reset */
    margin:0px;
    padding:0px;
}

body{
    /* Setting default text color, background and a font stack */
    color:#444444;
    font-size:13px;
    background: #f2f2f2;
    font-family:Arial, Helvetica, sans-serif;
}

/* Gallery styles */

#gallery{
    /* CSS3 Box Shadow */
    -moz-box-shadow:0 0 3px #AAAAAA;
    -webkit-box-shadow:0 0 3px #AAAAAA;
    box-shadow:0 0 3px #AAAAAA;

    /* CSS3 Rounded Corners */

    -moz-border-radius-bottomleft:4px;
    -webkit-border-bottom-left-radius:4px;
    border-bottom-left-radius:4px;

    -moz-border-radius-bottomright:4px;
    -webkit-border-bottom-right-radius:4px;
    border-bottom-right-radius:4px;

    border:1px solid white;

    background:url(img/panel.jpg) repeat-x bottom center #ffffff;

    /* The width of the gallery */
    width:920px;
    overflow:hidden;
}

#slides{
    /* This is the slide area */
    height:400px;

    /* jQuery changes the width later on to the sum of the widths of all the slides. */
    width:920px;
    overflow:hidden;
}

.slide{
    float:left;
}

#menu{
    /* This is the container for the thumbnails */
    height:45px;
}

ul{
    margin:0px;
    padding:0px;
}

li{
    /* Every thumbnail is a li element */
    width:60px;
    display:inline-block;
    list-style:none;
    height:45px;
    overflow:hidden;
}

li.inact:hover{
    /* The inactive state, highlighted on mouse over */
    background:url(img/pic_bg.png) repeat;
}

li.act,li.act:hover{
    /* The active state of the thumb */
    background:url(img/active_bg.png) no-repeat;
}

li.act a{
    cursor:default;
}

.fbar{
    /* The left-most vertical bar, next to the first thumbnail */
    width:2px;
    background:url(img/divider.png) no-repeat right;
}

li a{
    display:block;
    background:url(img/divider.png) no-repeat right;
    height:35px;
    padding-top:10px;
}

a img{
    border:none;
}

$(document).ready(function(){
    /* This code is executed after the DOM has been completely loaded */

    var totWidth=0;
    var positions = new Array();

    $('#slides .slide').each(function(i){
        /* Loop through all the slides and store their accumulative widths in totWidth */
        positions[i]= totWidth;
        totWidth += $(this).width();

        /* The positions array contains each slide's commulutative offset from the left part of the container */

        if(!$(this).width())
        {
            alert("Please, fill in width & height for all your images!");
            return false;
        }
    });

    $('#slides').width(totWidth);

    /* Change the cotnainer div's width to the exact width of all the slides combined */

    $('#menu ul li a').click(function(e){

        /* On a thumbnail click */
        $('li.menuItem').removeClass('act').addClass('inact');
        $(this).parent().addClass('act');

        var pos = $(this).parent().prevAll('.menuItem').length;

        $('#slides').stop().animate({marginLeft:-positions[pos]+'px'},450);
        /* Start the sliding animation */

        e.preventDefault();
        /* Prevent the default action of the link */
    });

    $('#menu ul li.menuItem:first').addClass('act').siblings().addClass('inact');
    /* On page load, mark the first thumbnail as active */
});