<div class="main-news">
   <div class="main-news-image">
      <a href="{link}"><img src="{image-1}" alt="{title}" /></a>
   </div>
   <h2><a href="{link}">{title}</a></h2>
</div> 

 [related-news]
    <div class="item">
        <div class="item-title"><img src="{THEME}/images/title-icon6.png" alt="title-icon" /> Подобные новости</div>
        <div style="clear: both;"></div>
        {related-news}
        <div style="clear: both;"></div>
    </div>
    [/related-news] 

 [aviable=showfull]
<div id="topnews">
{topnews}
<div>
[/aviable] 

  

 <div class="topnews">
<img src="image-1" alt="{title}" />
<h3><a href="{link}">{title}</a></h3>
<span>{category}</span>
<p>{text limit="150"}</p>
</div> 

 #topnews {width:100%; clear:both;}
.topnews { width:300px; float:left; font:13px/16px Arial, serif;}
.topnews img {width:120px; margin-right:10px; float:left; display:block;}
.topnews h3 {font:14px Arial, serif; font-weight:bold; float:left;}
.topnews span {eще какая-нибудь лабуда}