As you know that, you have to download this template , go to blogger sign in , goto design and load this template.. blah blah blah... let me skip to the main part..
First , the slider ... This is the slider code and things to be edited is show in red..
<div id='slider-content'>
<div class='container960'>
<div class='slider-top-shadow'/>
<ul id='accordion-slider'>
<li class='first'>
<span class='text'>Lorem ipsum dolor sit amet, consectetur adipiscing elit.</span>
<a href='#' rel='with a broken brush' title='ART OF PAINTING'/>
<img alt='image' src='http://3.bp.blogspot.com/-NuoG_PpPsko/TZNzTTrmP5I/AAAAAAAAABg/PtKZnyHFOqA/s1600/slide-item-1.jpg'/>
</li>
<li>
<span class='text'>Fusce urna tellus, semper et tempus vitae, varius a dolor. Praesent nec imperdiet lorem. </span>
<a href='#' rel='DESIGNERS & DESIGNS' title='Pixel Art'/>
<img alt='image' src='http://1.bp.blogspot.com/-Aq9Gmpnt_sU/TZNzUWT4XFI/AAAAAAAAABk/amdmDRSbpu0/s1600/slide-item-2.jpg.jpg'/>
LIKEWISE
</li>
<li>
<span class='text'>Lorem ipsum dolor sit amet, consectetur adipiscing elit.</span>
<a href='portfolio-single.html' rel='All over the world' title='Wall Painting'/>
<img alt='image' src='http://3.bp.blogspot.com/-NuoG_PpPsko/TZNzTTrmP5I/AAAAAAAAABg/PtKZnyHFOqA/s1600/slide-item-1.jpg'/>
</li>
<li>
<span class='text'>Lorem ipsum dolor sit amet, consectetur adipiscing elit.</span>
<a href='#' rel='Sharper pictures' title='Macro detail'/>
<img alt='image' src='http://1.bp.blogspot.com/-9YiwjPy_hDo/TZNzst8FKTI/AAAAAAAAABo/8IsEtfQ5Ws0/s1600/slide-item-3.jpg'/>
</li>
<li>
<span class='text'>Lorem ipsum dolor sit amet, consectetur adipiscing elit.</span>
<a href='#' rel='Posters with impact' title='One life cruise'/>
<img alt='image' src='http://3.bp.blogspot.com/-NuoG_PpPsko/TZNzTTrmP5I/AAAAAAAAABg/PtKZnyHFOqA/s1600/slide-item-1.jpg.jpg'/>
</li>
<li>
<span class='text'>Lorem ipsum dolor sit amet, consectetur adipiscing elit.</span>
<a href='#' rel='New fine lens' title='360 Technique'/>
<img alt='image' src='http://1.bp.blogspot.com/-Aq9Gmpnt_sU/TZNzUWT4XFI/AAAAAAAAABk/amdmDRSbpu0/s1600/slide-item-2.jpg.jpg'/>
</li>
</ul>
</div>
</div> <!-- END SLIDER -->
First , the slider ... This is the slider code and things to be edited is show in red..
<div id='slider-content'>
<div class='container960'>
<div class='slider-top-shadow'/>
<ul id='accordion-slider'>
<li class='first'>
<span class='text'>Lorem ipsum dolor sit amet, consectetur adipiscing elit.</span>
<a href='#' rel='with a broken brush' title='ART OF PAINTING'/>
<img alt='image' src='http://3.bp.blogspot.com/-NuoG_PpPsko/TZNzTTrmP5I/AAAAAAAAABg/PtKZnyHFOqA/s1600/slide-item-1.jpg'/>
</li>
<li>
<span class='text'>Fusce urna tellus, semper et tempus vitae, varius a dolor. Praesent nec imperdiet lorem. </span>
<a href='#' rel='DESIGNERS & DESIGNS' title='Pixel Art'/>
<img alt='image' src='http://1.bp.blogspot.com/-Aq9Gmpnt_sU/TZNzUWT4XFI/AAAAAAAAABk/amdmDRSbpu0/s1600/slide-item-2.jpg.jpg'/>
LIKEWISE
</li>
<li>
<span class='text'>Lorem ipsum dolor sit amet, consectetur adipiscing elit.</span>
<a href='portfolio-single.html' rel='All over the world' title='Wall Painting'/>
<img alt='image' src='http://3.bp.blogspot.com/-NuoG_PpPsko/TZNzTTrmP5I/AAAAAAAAABg/PtKZnyHFOqA/s1600/slide-item-1.jpg'/>
</li>
<li>
<span class='text'>Lorem ipsum dolor sit amet, consectetur adipiscing elit.</span>
<a href='#' rel='Sharper pictures' title='Macro detail'/>
<img alt='image' src='http://1.bp.blogspot.com/-9YiwjPy_hDo/TZNzst8FKTI/AAAAAAAAABo/8IsEtfQ5Ws0/s1600/slide-item-3.jpg'/>
</li>
<li>
<span class='text'>Lorem ipsum dolor sit amet, consectetur adipiscing elit.</span>
<a href='#' rel='Posters with impact' title='One life cruise'/>
<img alt='image' src='http://3.bp.blogspot.com/-NuoG_PpPsko/TZNzTTrmP5I/AAAAAAAAABg/PtKZnyHFOqA/s1600/slide-item-1.jpg.jpg'/>
</li>
<li>
<span class='text'>Lorem ipsum dolor sit amet, consectetur adipiscing elit.</span>
<a href='#' rel='New fine lens' title='360 Technique'/>
<img alt='image' src='http://1.bp.blogspot.com/-Aq9Gmpnt_sU/TZNzUWT4XFI/AAAAAAAAABk/amdmDRSbpu0/s1600/slide-item-2.jpg.jpg'/>
</li>
</ul>
</div>
</div> <!-- END SLIDER -->
Secondly editing the category box..
goto page elements and you can see three add a gadget box just above the blog post box.. click edit to open
Then, just type only one category[label] for each box and save it.. then it should look like this..
