Simple jQuery Slideshow with captions from Jon Raasch

tutorial_17_example_1.html

<script type="text/javascript">

/***
    Simple jQuery Slideshow Script
    Released by Jon Raasch (jonraasch.com) under FreeBSD license: free to use or modify, not responsible for anything, etc.  Please link out to me if you like it :)

    Original blog post: http://jonraasch.com/blog/a-simple-jquery-slideshow
***/
var intervalId;

function slideSwitch() {
    var $active = $('#slideshow DIV.active');

    if ( $active.length == 0 ) $active = $('#slideshow DIV:last');

    // use this to pull the divs in the order they appear in the markup
    var $next =  $active.next().length ? $active.next() : $('#slideshow DIV:first');

    // uncomment below to pull the divs randomly
    // var $sibs  = $active.siblings();
    // var rndNum = Math.floor(Math.random() * $sibs.length );
    // var $next  = $( $sibs[ rndNum ] );

    $active.addClass('last-active');

    $next.css({opacity: 0.0})
        .addClass('active')
        .animate({opacity: 1.0}, 1000, function() {
            $active.removeClass('active last-active');
        });
}

$(function() {
    intervalId = setInterval( "slideSwitch()", 5000 );

    $("body").on('click', "#stop-slideshow",function(e) {
        e.preventDefault();
        clearInterval(intervalId);
        $('#start-slideshow').toggle();
        $('#stop-slideshow').toggle();

     });
    $("body").on('click', "#start-slideshow",function(e) {
        e.preventDefault();
        intervalId = setInterval( "slideSwitch()", 5000 );
        $('#start-slideshow').toggle();
        $('#stop-slideshow').toggle();
     });
});
</script>

<style type="text/css">
/*** height should be height of image + height of caption text **/
#slideshow {
    position:relative;
    height: 350px;
}

#slideshow DIV {
    position:absolute;
    top:0;
    left:0;
    z-index:8;
    opacity:0.0;
    height: 350px;
    background-color: #FFF;
}

#slideshow DIV.active {
    z-index:10;
    opacity:1.0;
}

#slideshow DIV.last-active {
    z-index:9;
}

#slideshow DIV IMG {
    height: 300px;
    display: block;
    border: 0;
    margin-bottom: 10px;
}

#start-slideshow {
  display: none;
}
</style>

<p>Simple jQuery Slideshow by <a href="http://jonraasch.com">Jon Raasch</a></p>

<div id="slideshow">
    <div class="active">
        <a href="http://apprentice.craic.com"><img src="/assets/slideshow_1.png" alt="Slideshow Image 1" /></a>
        Heidelberg Saturday Market
    </div>

    <div>
        <a href="http://apprentice.craic.com"><img src="/assets/slideshow_2.png" alt="Slideshow Image 2" /></a>
        Heidelberg Altstadt and River
    </div>

    <div>
        <a href="http://apprentice.craic.com"><img src="/assets/slideshow_3.png" alt="Slideshow Image 3" /></a>
        Bronze mice by the Old Bridge in Heidelberg
    </div>

    <div>
        <a href="http://apprentice.craic.com"><img src="/assets/slideshow_4.png" alt="Slideshow Image 4" /></a>
        Houses in Bad Wimpfen
    </div>

</div>
<button id='start-slideshow'>Start Slideshow</button>
<button id='stop-slideshow'>Stop Slideshow</button>