Tutorial: Cómo agregar, editar o quitar un slider en Blogger

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

<!--[if IE]>
<style type="text/css">
.timer { display: none !important; }
div.caption { background:transparent; filter:progid:DXImageTransform.Microsoft.gradient(startColorstr=#99000000,endColorstr=#99000000);zoom: 1; }
</style>
<![endif]--> 

<script type='text/javascript'> 
$(window).load(function() {
$('#featured').orbit({
advanceSpeed: 5000,
'bullets': true,
'timer' : true,
'animation' : 'horizontal-slide'
});
});
</script> 

<script type='text/javascript'> 
//<![CDATA[
/*
* jQuery Orbit Plugin 1.1 
* www.ZURB.com/playground
* Copyright 2010, ZURB
* Free to use under the MIT license.
* http://www.opensource.org/licenses/mit-license.php
*/

(function(e){e.fn.orbit=function(a){a=e.extend({animation:"fade",animationSpeed:800,advanceSpeed:4E3,startClockOnMouseOut:true,startClockOnMouseOutAfter:3E3,directionalNav:true,captions:true,captionAnimationSpeed:800,timer:false,bullets:false},a);return this.each(function(){function m(c){function g(){f.eq(h).css({"z-index":1});s=false}var h=b,k=c;if(h==k)return false;if(!s){s=true;if(c=="next"){b++;if(b==n)b=0}else if(c=="prev"){b--;if(b<0)b=n-1}else{b=c;if(h<b)k="next";else if(h>b)k="prev"}a.bullets&&
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a.advanceSpeed/180,v=e("div.timer span.rotator"),y=e("div.timer span.mask"),z=e("div.timer span.pause"),l=0,A,w=function(){p=true;z.removeClass("active");A=setInterval(function(){var c="rotate("+l+"deg)";l+=2;v.css({"-webkit-transform":c,"-moz-transform":c,"-o-transform":c});if(l>180){v.addClass("move");y.addClass("move")}if(l>360){v.removeClass("move");y.removeClass("move");l=0;m("next")}},C)},q=function(){p=false;clearInterval(A);z.addClass("active")};w();j.click(function(){p?q():w()});if(a.startClockOnMouseOut){var B;
d.mouseleave(function(){B=setTimeout(function(){p||w()},a.startClockOnMouseOutAfter)});d.mouseenter(function(){clearTimeout(B)})}}}if(a.captions){d.append('<div class="caption"><span class="orbit-caption"></span></div>');var r=d.children("div.caption").children("span").addClass("orbit-caption").show(),o=function(){var c=f.eq(b).attr("rel"),g=e("#"+c).html(),h=r.height()+20;r.attr("id","#"+c).html(g);g?r.parent().stop().animate({bottom:0},a.captionAnimationSpeed):r.parent().stop().animate({bottom:-h},
a.captionAnimationSpeed)};o()}if(a.directionalNav){d.append('<div class="slider-nav"><span class="right">Right</span><span class="left">Left</span></div>');j=d.children("div.slider-nav").children("span.left");var D=d.children("div.slider-nav").children("span.right");j.click(function(){a.timer&&q();m("prev")});D.click(function(){a.timer&&q();m("next")})}if(a.bullets){d.append('<ul class="orbit-bullets"></ul>');var E=e("ul.orbit-bullets");for(i=0;i<n;i++){j=e("<li>"+i+"</li>");e("ul.orbit-bullets").append(j);
j.data("index",i);j.click(function(){a.timer&&q();m(e(this).data("index"))})}var x=function(){E.children("li").removeClass("active").eq(b).addClass("active")};x()}})}})(jQuery);
//]]>
</script>

/* ORBIT SLIDER
----------------------------------------------- */
#featured {height: 1px; width: 1px; overflow: hidden;}
div.orbit {
width: 1px;
height: 1px;
position: relative;
overflow: hidden;
}

div.orbit img {
position: absolute;
top: 0;
left: 0;
}
div.orbit a img {border: none;}

div.timer {
width: 40px;
height: 40px;
overflow: hidden;
position: absolute;
top: 10px;
right:10px;
opacity: .6;
cursor: pointer;
z-index: 1001;
}

span.rotator {
display: block;
width: 40px;
height: 40px;
position: absolute;
top: 0;
left: -20px;
background: url(http://4.bp.blogspot.com/_dsEG33PDaHw/TMHhPl2pVcI/AAAAAAAAAas/O7A5Aa7ZMhs/s1600/rotator-black.png);
background-repeat: no-repeat;
z-index: 3;
}

span.mask {
display: block;
width: 20px;
height: 40px;
position: absolute;
top: 0;
right: 0;
z-index: 2;
overflow: hidden;
}

span.rotator.move {left: 0;}
span.mask.move {
width: 40px;
left: 0;
background: url(http://2.bp.blogspot.com/_dsEG33PDaHw/TMHhQItQqeI/AAAAAAAAAaw/afLXhP0yQI8/s1600/timer-black.png);
background-repeat: repeat;
background-position: 0px 0px;
}

span.pause {
display: block;
width: 40px;
height: 40px;
position: absolute;
top: 0;
left: 0px;
background-image: url(http://3.bp.blogspot.com/_dsEG33PDaHw/TMHhPCHG1JI/AAAAAAAAAak/EiGTzJCfL1c/s1600/pause-black.png);
background-repeat: no-repeat;
z-index: 4;
opacity: 0;
}

div.timer:hover span.pause,
span.pause.active, 
div.timer:hover span.pause.active { opacity: 1; }

div.caption {
background: #000;
background: rgba(0,0,0,.6);
width: 100%;
z-index: 1000;
position: absolute;
bottom:-100px;
color: #fff;
padding: 8px 0;
text-align: center;
}

div.caption span {
padding: 0 10px;
font-size: 14px;
text-shadow: 0px 1px 0px rgba(0,0,0,.8);
margin: 0;
}
.orbit-caption { display: none; }

div.orbit:hover div.slider-nav { display: block; }
div.slider-nav { display: none; }
div.slider-nav span {
width: 33px;
height: 33px;
text-indent: -9999px;
position: absolute;
z-index: 1000;
top: 43%;
cursor: pointer;
}

div.slider-nav span.right {
background-image: url(http://3.bp.blogspot.com/_dsEG33PDaHw/TMHhPefIDjI/AAAAAAAAAao/Gyy0k0F5Hzw/s1600/right-arrow.png);
right: 10px;
}
div.slider-nav span.left {
background-image: url(http://3.bp.blogspot.com/_dsEG33PDaHw/TMHhNd07EPI/AAAAAAAAAaY/_k9SqP88gV8/s1600/left-arrow.png);
left: 10px;
}

.orbit-bullets {
position: absolute;
z-index: 1000;
list-style: none;
top: 10px;
left: 7px;
margin: 0;
padding: 0;
}

.orbit-bullets li {
float: left;
margin-left: 5px;
cursor: pointer;
color: #999;
text-indent: -9999px;
background-image: url(http://4.bp.blogspot.com/_dsEG33PDaHw/TMHhLtWyUXI/AAAAAAAAAaU/8MQ8LP5flS8/s1600/bullets.png);
background-repeat: no-repeat;
background-position: 0 0;
width: 7px;
height: 7px;
overflow: hidden;
}

.orbit-bullets li.active { color: #222; background-position: -7px 0; }

<div id='featured'> 

<a href='URL del enlace'><img rel='foto1' src="URL de la imagen" style='width:490px; height:238px;'/></a> 
<span class='orbit-caption' id='foto1'>texto en el slider 1.</span>

<a href="URL del enlace"><img rel='foto2' src="URL de la imagen" style='width:490px; height:238px;'/></a>
<span class='orbit-caption' id='foto2'> texto en el slider 2.</span>

<a href="URL del enlace"><img rel='foto3' src="URL de la imagen" style='width:490px; height:238px;'/></a>
<span class='orbit-caption' id='foto3' style='text-align:center;'> texto en el slider 3.</span> 

<a href='URL del enlace'><img rel='foto4' src="URL de la imagen" style='width:490px; height:238px;'/></a>
<span class='orbit-caption' id='foto4'> texto en el slider 4.</span>

</div>