Cara Memberi Slide Show Pada Blog

Langsung saja :

1. Login ke blogger. Dashboard--> Design - -> Edit HTML. 
2. Kemudian, cari kode </head>.
3. Copy kode di bawah ini dan paste SEBELUM kode </head>.

<script src='http://ajax.googleapis.com/ajax/libs/jquery/1.4.2/jquery.min.js' type='text/javascript'></script>

<script type='text/javascript'>
//<![CDATA[

$(document).ready(function() {

//Execute the slideShow, set 6 seconds for each images
slideShow(3000);

});

function slideShow(speed) {

//append a LI item to the UL list for displaying caption
$('ul.slideshow').append('<li id="slideshow-caption" class="caption"><div class="slideshow-caption-container"><h3></h3><p></p></div></li>');

//Set the opacity of all images to 0
$('ul.slideshow li').css({opacity: 0.0});

//Get the first image and display it (set it to full opacity)
$('ul.slideshow li:first').css({opacity: 1.0});

//Get the caption of the first image from REL attribute and display it
$('#slideshow-caption h3').html($('ul.slideshow a:first').find('img').attr('title'));
$('#slideshow-caption p').html($('ul.slideshow a:first').find('img').attr('alt'));

//Display the caption
$('#slideshow-caption').css({opacity: 0.7, bottom:0});

//Call the gallery function to run the slideshow
var timer = setInterval('gallery()',speed);

//pause the slideshow on mouse over
$('ul.slideshow').hover(
        function () {
                clearInterval(timer);
        },
        function () {
                timer = setInterval('gallery()',speed);
        }
);

}

function gallery() {

//if no IMGs have the show class, grab the first image
var current = ($('ul.slideshow li.show')?  $('ul.slideshow li.show') : $('#ul.slideshow li:first'));

//Get next image, if it reached the end of the slideshow, rotate it back to the first image
var next = ((current.next().length) ? ((current.next().attr('id') == 'slideshow-caption')? $('ul.slideshow li:first') :current.next()) : $('ul.slideshow li:first'));

//Get next image caption
var title = next.find('img').attr('title');
var desc = next.find('img').attr('alt');

//Set the fade in effect for the next image, show class has higher z-index
next.css({opacity: 0.0}).addClass('show').animate({opacity: 1.0}, 1000);

//Hide the caption first, and then set and display the caption
$('#slideshow-caption').animate({bottom:-70}, 300, function () {
                //Display the content
                $('#slideshow-caption h3').html(title);
                $('#slideshow-caption p').html(desc);
                $('#slideshow-caption').animate({bottom:0}, 500);
});

//Hide the current image
current.animate({opacity: 0.0}, 1000).removeClass('show');

}

//]]>
</script>

<style type="text/css">
ul.slideshow {
list-style:none;
width:600px;
height:240px;
overflow:hidden;
position:relative;
margin:0;
padding:0;
font-family:Arial,Helvetica,Trebuchet MS,Verdana;
;
}
ul.slideshow li {
position:absolute;
left:0;
right:0;
}
ul.slideshow li.show {
z-index:500;
}
ul img {
width:600px;
height:240px;
border:none;
}
#slideshow-caption {
width:600px;
height:70px;
position:absolute;
bottom:0;
left:0;
color:#fff;
background:#000;
z-index:500;
}
#slideshow-caption .slideshow-caption-container {
padding:5px 10px;
z-index:1000;
}
#slideshow-caption h3 {
margin:0;
padding:0;
font-size:16px;
}
#slideshow-caption p {
margin:5px 0 0 0;
padding:0;
}
</style>

4. Simpan template.

5. Setelah itu klik Layout --> Page Elements. 
6. Klik 'Add a Gadget'
7. Pilih 'HTML/Javascript'. Kemudian, tambahkan kode di bawah ini:

<ul class="slideshow">

<li><a href="#"><img src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhd_ySXS5ZLC9CHJUWEYT4WQYnK4x_pLgA1yKaYMkO6DJMBeXF391Z6QqafN7Sp4criWN2SysePK8A9ZiinAqA3l4PuHsqw8S9GNQgT7azEuRVFRPKTz-PrpCXIWwAPZhqinNRL2nP8XgE/s1600/1.jpg" title="This is featured post 1 title" alt="Replace This Text With Your Featured Post 1 Description." /></a></li>

<li><a href="#"><img src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgunIv2hP6C0DpBOY7rwGMkpw0QkPjPjGiPOFN_BY0f7kvqKIFFusV3Hq_VYAWqeK975l25FhRr7f6Ffpu6wzY8kwIk4B2aUruQlP2QQeslomWZyODg2Y_-VRFgGkvKBbDcXk1yiU36OpY/s1600/2.jpg" title="This is featured post 2 title" alt="Replace This Text With Your Featured Post 2 Description." /></a></li>

<li><a href="#"><img src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhveYhNZZ3rGHPMFMnmMN7YEp5MHF3ATwDlYAkNGlTrZRA7BFsiykU71jnNCsILbX31noKPPaXOUMJ04xVcQ0K9FUkrFvF9fxKjlVGIcwsTbwku78BthKLQ2UQLlyroTX814ajn9gIlBKs/s1600/3.jpg" title="This is featured post 3 title" alt="Replace This Text With Your Featured Post 3 Description." /></a></li>

<li><a href="#"><img src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEih941HonnN1C_-Rux6O6Zw3llF5aBLfBSXG9NXKJSVkf1u8ETf2_BByNdUWpUbrU8i9gou_rYGrL12x9KoyrpIxqSOrEu_HtR8wzs_08E38phc7GYyoQ2dW64h1L1RvzGlVEYJnWVi9qM/s1600/4.jpg" title="This is featured post 4 title" alt="Replace This Text With Your Featured Post 4 Description." /></a></li>

</ul>

Note : Ganti URL link warna biru), kata "This is featured post X title", "Replace This Text With Your Featured Post X Description", sesuaikan dengan konten Anda dan bisa diubah2..

selamat dan semoga bermanfaat

sumber : klik disini