Estilo bazar

1.Login to your blogger dashboard--> layout- -> Edit HTML

2.Scroll down to where you see ]]></b:skin> tag .

3.Copy below code and paste it just after the ]]></b:skin> tag.

<script src='mootools.svn.js' type='text/javascript'/>

&lt;script type=&quot;text/javascript&quot;&gt;
window.addEvent(&#39;domready&#39;, function(){
 var totIncrement  = 0;
 var increment   = 212;
 var maxRightIncrement = increment*(-6);
 var fx = new Fx.Style(&#39;slider-list&#39;, &#39;margin-left&#39;, {
  duration: 1000,
  transition: Fx.Transitions.Back.easeInOut,
  wait: true
  });

  //-------------------------------------
 // EVENTS for the button &quot;previous&quot;
 $(&#39;previous&#39;).addEvents({
&#39;click&#39; : function(event){
  if(totIncrement&lt;0){
   totIncrement = totIncrement+increment;
   fx.stop()
   fx.start(totIncrement);
  }
 }    
});

//-------------------------------------
 // EVENTS for the button &quot;next&quot;
 $(&#39;next&#39;).addEvents({
&#39;click&#39; : function(event){
  if(totIncrement&gt;maxRightIncrement){
   totIncrement = totIncrement-increment;
     fx.stop()
  fx.start(totIncrement);
 }
}    
})


});
&lt;/script&gt;


<style type='text/css'>
#slider-stage{width:100%; overflow:auto; overflow-x:hidden; overflow-y:hidden; height:200px; margin:0 auto; border:2px solid #000000; background-color:#000000;  }
#slider-buttons{float:left; width:100%; margin:0 auto; border:2px solid #000000; color:#ffffff; font-weight:bold; background-color:#000000;filter:alpha(opacity=60);opacity:0.6;}
#slider-list{width:4500px; border:0; margin:0; padding:0; left:400px;}
#slider-list li{
list-style:none;
margin:0;
padding:0;
border:0;
margin-right:4px;
padding:4px;
background:#DEDEDE;
float:left;
width:200px;
height:200px;
}
</style>

Important !!! : Download mootools.svn.js as a zip file from here and host mootools.svn.js yourself.

You can change height,width,color,... if you like.

4.Now save your template.

5.Go to Layout-->Page Elements and click on "Add a gadget".

6.Select "html/java script" and add the code given below and click save.

<div id="slider-stage">

<ul id="slider-list">

<li id="l1"><a href="#" title="#"><img alt="#" width="200" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhRFJFIiFr7XXzC9laNp5EHT8rLz3FOIuslxRX0S5uxN_5OzqDstiTdBaa59l0ZkC9My4s4G4Mxx-vXFHS6W_P_4zpUZGY-ZozSM5YUYRE0GNEJOMYstxFZLBOuunlG3cjgKG7Up2LtWRUt/" height="200"/></a></li>

<li id="l2"><a href="#" title="#"><img alt="#" width="200" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj7pNzvbhixa8IRpfQc1M2ohzVTGbAMngmql4rXrzOt36D0g-WavkLisrjSP4DXU7mYK_Bn-YephAMWFMaLpwTtLRRU-9xxddMiI1IW7jPloUW0d4x-FCwv7IDyKovieT8FM9j8Yp6wAqT_/" height="200"/></a></li>

<li id="l3"><a href="#" title="#"><img alt="#" width="200" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg1DEPalkSaCxTErcVZ2K2eOEmDfnl2OnQy2eyFdXppC6tmWdejtBc_Irb262uRNQne6ndPcJt7DDjpe3OeuxZld65_ABufJVIoYEVxFfQ8omQEOwsMQg-va2Tu11Kc3eQzd1ihnJD1DRwE/" height="200"/></a></li>

<li id="l4"><a href="#" title="#"><img alt="#" width="200" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjozNnrADWFViXDGIV6HQ6JSanLSlqY1fgFUtFRWjdtMo9vaTt0mOvPeS0YlQNuQWLt-d88KdhG-zOP2mgLJskGbi1GtgUhm1YbeUWei8TqLg2tmbsxieXkqWHSkcU52-hz1fN82C5jsPAN/" height="200"/></a></li>

<li id="l5"><a href="#" title="#"><img alt="#" width="200" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEh6LxBdk13jtiMXGT_Ga6vAJpBLvaUiau6wJsaCoWJaW9DvyA_0s73MHiA3GFYlbxgVstzfGGjsVXjNJq_lJcKWCr45NVweQIt-JDCQelwxLwxgj2SCVhQBxWLd0dkQHJo1X-Slx8qms0Ce/" height="200"/></a></li>

<li id="l6"><a href="#" title="#"><img alt="#" width="200" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgW4y5xE1w9MTeVkufDBJd-7s0FaTdBQPDREsBnzGTUm_a_fub4lIb3FPhgVMtSrWgEmi-TEiQkNkFwHzZYRUnSi4Y9M82dMw0Xr2mpkRj-fOiE5KLBym7jZBdaeFFHWCyTNnQ-RSasPbB5/" height="200"/></a></li>

<li id="l7"><a href="#" title="#"><img alt="#" width="200" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEi_u2PQjtpGQ2hiG2lDVapei-F2nTarTzeLfCZ6TfsAzm8sAMmunR4oZpbBFVluL_TiC4_fLC7ncIoftVvsDHPU7mjQHFHb5fgZvB6l4BU52GegBhmu1Z7_VHEqPgKdtkU_saxG96Q9jexo/" height="200"/></a></li>

<li id="l8"><a href="#" title="#"><img alt="#" width="200" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjR_CGRqwIWl_dVTbTRgpQoh3AuqphPyD_KFmJtHi8xnyirv3DJ-vDeTL2uXTqypn0uO9jX5jUyj9i-UoCfSsDGNdlO2FTFA2MFrbDwPc_IWpFMQsN2MlUgxzS-D8n2DLzXAAF7De9EybeL/" height="200"/></a></li>

<li id="l9"><a href="#" title="#"><img alt="#" width="200" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEitSsU0wTZtVbxOFmqYo_tKZoIQvGXXDulzvDNlzrDb0N0tL2mCN3J4iJcJBo5heDTq2TaPUfNZppt1i-MORLTZ_aFZzv1WSga3FykXkSKfXt1Pop7Cchu1upL0y-PTeIOI32fAUB7nYiUo/" height="200"/></a></li>

<li id="l10"><a href="#" title="#"><img alt="#" width="200" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEi2AgMJzsGL7UIwd3S_XmchJgIIdPUAIkADZca1lBsxlAJzGJrSpaOxX7QvwYv7tAGdc1q45nuy__NpmFOg3J_m9WgmxShrjyjXPo7mdWlJDhc8bTJeSDG02srj1deCXRS4R9T-hcFxyCZn/" height="200"/></a></li>

</ul>

</div>

<div id="slider-buttons">
<a id="previous" href="#">Previous</a> | <a id="next" href="#">Next</a>
</div>

You are done.

Demo