Código PHP:
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<style type='text/css'>
#related-posts {
float:center;
text-transform:none;
height:100%;
min-height:100%;
padding-top:5px;
padding-left:5px;
}
#related-posts h2{
font-size: 1.2em;
font-weight: bold;
color: black;
font-family: Georgia, 'Times New Roman';, Times, serif;
margin-bottom: 0.75em;
margin-top: 15px;
padding-top: 0em;
}
#related-posts a{
color:black;width:80px;
}
#related-posts a:hover{
color:black;
}
#related-posts a:hover {
background-color:#d4eaf2;
}
</style>
<script type='text/javascript'>
var defaultnoimage="http://1.bp.blogspot.com/_u4gySN2ZgqE/SosvnavWq0I/AAAAAAAAArk/yL95WlyTqr0/s400/noimage.png";
var maxresults=5;
var splittercolor="#d4eaf2";
var relatedpoststitle="Related Posts";
</script>
<script src='http://blogergadgets.googlecode.com/files/related-posts-with-thumbnails-for-blogger-pro.js' type='text/javascript'/>
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Gracias!