You will have to edit a copy of tpl_header.php for your template and find this:
<!--bof-header ezpage links-->
<?php if (EZPAGES_STATUS_HEADER == '1' or (EZPAGES_STATUS_HEADER == '2' and (strstr(EXCLUDE_ADMIN_IP_FOR_MAINTENANCE, $_SERVER['REMOTE_ADDR'])))) { ?>
<?php require($template->get_template_dir('tpl_ezpages_bar_header.php',DIR_WS_TEMPLATE, $current_page_base,'templates'). '/tpl_ezpages_bar_header.php'); ?>
<?php } ?>
<!--eof-header ezpage links-->
Move and somehow convert to a "li" as the other links there are in the navigation area that is above ezpages
<!--bof-navigation display-->
<div id="navMainWrapper">
<div id="navMain">
<ul class="back">
<li><?php echo '<a href="' . HTTP_SERVER . DIR_WS_CATALOG . '">'; ?><?php echo HEADER_TITLE_CATALOG; ?></a></li>
<?php if ($_SESSION['customer_id']) { ?>
<li><a href="<?php echo zen_href_link(FILENAME_LOGOFF, '', 'SSL'); ?>"><?php echo HEADER_TITLE_LOGOFF; ?></a></li>
<li><a href="<?php echo zen_href_link(FILENAME_ACCOUNT, '', 'SSL'); ?>"><?php echo HEADER_TITLE_MY_ACCOUNT; ?></a></li>
Might have to have a look at tpl_ezpages_bar_header.php also