Probabilmente non hai compreso anche i div della slide, così rimangono attivi.
Fatti una copia del tuo index.php del template e prova a sostituirlo con questo:
<?php
/****************************************************
#####################################################
##-------------------------------------------------##
## MAGNELLIAN- Version 1.7.0 ##
##-------------------------------------------------##
## Copyright = globbersthemes.com- 2011 ##
## Date = OCTOBRE 2011 ##
## Author = globbers ##
## Websites = http://www.globbersthemes.com ##
## ##
#####################################################
****************************************************/
// no direct access
defined('_JEXEC') or die('Restricted access');
?>
<!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">
<head>
<jdoc:include type="head" />
<?php JHTML::_('behavior.framework', true);
$app = JFactory::getApplication();
$templateparams = $app->getTemplate(true)->params;
$csite_name = $app->getCfg('sitename');
$license = "globbersthemes.com";
?>
<?php #main width#
$mod_right = $this->countModules( 'position-7' );
if ( $mod_right ) { $width = '';
} else { $width = '-full';}
?>
<link rel="stylesheet" href="<?php echo $this->baseurl ?>/templates/magnellian1.7/css/tdefaut.css" type="text/css" media="all" />
<link rel="stylesheet" href="<?php echo $this->baseurl ?>/templates/magnellian1.7/css/joomlastyle.css" type="text/css" media="all" />
<script type="text/javascript" src="templates/<?php echo $this->template ?>/js/scroll.js"></script>
<script type="text/javascript" src="templates/<?php echo $this->template ?>/js/cufon-yui.js"></script>
<script type="text/javascript" src="templates/<?php echo $this->template ?>/js/cufon-replace.js"></script>
<script type="text/javascript" src="templates/<?php echo $this->template ?>/js/Bebas_400.font.js"></script>
<script type="text/javascript" src="templates/<?php echo $this->template ?>/js/jquery.js"></script>
<script type="text/javascript" src="templates/<?php echo $this->template ?>/js/superfish.js"></script>
<script type="text/javascript" src="templates/<?php echo $this->template ?>/js/hover.js"></script>
<script type="text/javascript" src="templates/<?php echo $this->template ?>/js/slideshow.js"></script>
<link rel="icon" type="image/gif" href="<?php echo $this->baseurl; ?>/templates/<?php echo $this->template; ?>/favicon.gif" />
<script type="text/javascript">
$(document).ready(function() {
$(' .navigation ul ').superfish({
delay: 1000,
animation: {opacity:'show',height:'show'},
speed: 'normal',
autoArrows: false,
dropShadows: false
});
});
</script>
</head>
<body>
<div id="border">
</div>
<div class="pagewidth">
<div id="sitename">
<a href="index.php"><img src="templates/<?php echo $this->template ?>/images/logo.jpg" width="195" height="86" alt="logotype" /></a>
</div>
<div class="navigation">
<jdoc:include type="modules" name="position-1" />
</div>
<div id="top-w">
<div id="pathway">
<jdoc:include type="modules" name="position-2" />
</div>
<div id="social-links">
<div id="email">
<a href="#"><img src="templates/<?php echo $this->template ?>/images/email.png" width="20" height="20" alt="email logo" /></a>
</div>
<div id="facebook">
<a href="#"><img src="templates/<?php echo $this->template ?>/images/facebook.png" width="20" height="20" alt="facebook logo" /></a>
</div>
<div id="twitter">
<a href="#"><img src="templates/<?php echo $this->template ?>/images/twitter.png" width="20" height="20" alt="twitter logo" /></a>
</div>
</div>
</div>
<?php if(JRequest::getVar('view') == "featured" ) : ?>
<div id="slide">
<div id="slideshow-w">
<div id="slideshow">
<a href="http://www.globbersthemes.com"><img src="templates/<?php echo $this->template ?>/images/slide1.jpg" alt="image1" /></a>
<a href="http://www.globbersthemes.com"><img src="templates/<?php echo $this->template ?>/images/slide2.jpg" alt="image2" /></a>
<a href="http://www.globbersthemes.com"><img src="templates/<?php echo $this->template ?>/images/slide3.jpg" alt="image3" /></a>
</div>
</div>
</div>
<script type="text/javascript" charset="utf-8">
$(document).ready(function(){
$("#slideshow").slideshow({
pauseSeconds:5,
height:230,
fadeSpeed:0.5,
width:857,
caption: false
});
});
</script>
<?php endif; ?>
<div id="main<?php echo $width; ?>">
<jdoc:include type="component" />
</div>
<?php if ($this->countModules('position-7')) { ?>
<div id="right">
<jdoc:include type="modules" name="position-7" style="rounded" />
</div>
<?php } ?>
</div>
<div id="footer">
<div class="pagewidth">
<div id="wrapper-box">
<div class="box">
<jdoc:include type="modules" name="position-3" style="xhtml" />
</div>
<div class="box">
<jdoc:include type="modules" name="position-4" style="xhtml" />
</div>
<div class="box">
<jdoc:include type="modules" name="position-6" style="xhtml" />
</div>
</div>
</div>
</div>
<div id="footer-bottom">
<div class="pagewidth">
<div class="ftb">
Copyright© <?php echo date( 'Y' ); ?> <?php echo $csite_name;?> . design by globbers for <a target=" _blank" href= "http://www.globbersthemes.com" ><?php echo $license;?></a>
</div>
<div id="top">
<div class="top_button">
<a href="#" onclick="scrollToTop();return false;">
<img src="templates/<?php echo $this->template ?>/images/top.png" width="30" height="30" alt="top" /></a>
</div>
</div>
</div>
</div>
</body>
</html>