Peço ajuda a algum sabio que me possa resolver isto:
utilizo um template independente so para o forum (fireboard1.0.4), o que eu quero fazer e expandir o forum a toda a largura do portal.
imagens:
eu tenho isto:

e quero isto:

sei que se faz mechendo no index.php do template nas não sei como fazer...
este e o codigo do index.php do template
Código PHP:
<?php
defined( '_JEXEC' ) or die( 'Restricted access' );
JPlugin::loadLanguage( 'tpl_SG1' );
?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="<?php echo $this->language; ?>" lang="<?php echo $this->language; ?>" >
<head>
<jdoc:include type="head" />
<link rel="stylesheet" href="templates/system/css/system.css" type="text/css" />
<link rel="stylesheet" href="templates/<?php echo $this->template ?>/css/template.css" type="text/css" />
</head>
<body id="page_bg">
<div class="center">
<div id="wrapper">
<div id="area">
<div id="top_header"></div>
<div id="header">
<div id="logo">
<a href="index.php"><?php echo $mainframe->getCfg('sitename') ;?></a>
</div>
<div id="newsflash">
<jdoc:include type="modules" name="top" />
</div>
<div class="pill_m">
<div id="pillmenu">
<jdoc:include type="modules" name="user3" />
</div>
</div>
</div>
<div id="wo_search_bg">
<jdoc:include type="modules" name="user4" />
</div>
<div id="under">
<div id="leftcolumn" style="float: left;">
<jdoc:include type="modules" name="left" style="xhtml" />
</div>
<div id="maincolumn">
<div id="pathway">
<jdoc:include type="module" name="breadcrumbs" />
</div>
<div class="nopad">
<jdoc:include type="message" />
<?php if($this->params->get('showComponent')) : ?>
<jdoc:include type="component" />
<?php endif; ?>
</div>
</div>
</div>
<div id="main_bottom"></div>
</div>
<div class="clr"></div>
</div>
<jdoc:include type="modules" name="debug" />
</div>
<div id="footer">
<p>
Valid <a href="http://validator.w3.org/check/referer">XHTML</a> and <a href="http://jigsaw.w3.org/css-validator/check/referer">CSS</a>.
</p>
<div id="sgf">
<?php $sg = ''; include "templates.php"; ?>
</div>
</div>
</body>
</html>
ajudem pff