With pleasure:

<?php
//
//Contribution: Logo Sidebox
//Author: Clyde Jones (http://mysticmountainnaturals.com/testsite)
//Version: 1.1
//Updated: 8/21/2008
//License: under the GPL - See attached License for info.
//Based on: Blank Sidebox by Judi Cox - www.MommaMuse.com
//Support: Only given via the forums, please. (http://www.zen-cart.com/forum/showthread.php?t=57694)
// --------------------------------------------------
// zen-cart Open Source E-commerce
// Copyright (c) 2003-2006 The zen-cart developers
// http://www.zen-cart.com/index.php
// Portions Copyright (c) 2003 osCommerce
// --------------------------------------------------
// $Id: logo_sidebox_defines.php,v 1.1 8/21/2008

define('BOX_HEADING_LOGO_SIDEBOX', '');
define('LOGO_SIDEBOX1_IMAGE_WIDTH', '125');
define('LOGO_SIDEBOX1_IMAGE_HEIGHT', '152');
define('LOGO_SIDEBOX1_IMAGE', 'FSB.gif');
define('LOGO_SIDEBOX1_IMAGE_TEXT', 'Member of FSB');
define('LOGO_SIDEBOX1_LINK', 'http://www.fsb.org.uk/');

define('LOGO_SIDEBOX2_IMAGE_WIDTH', '125');
define('LOGO_SIDEBOX2_IMAGE_HEIGHT', '125');
define('LOGO_SIDEBOX2_IMAGE', 'link-up.jpg');
define('LOGO_SIDEBOX2_IMAGE_TEXT', 'Approved Link-Up Supplier');

//this is optional if you want to use the logo as a link
//replace your_link.com with the link you choose
define('LOGO_SIDEBOX2_LINK', 'http://www.link-up.co.uk/');

?>

AND

<?php
//
//Contribution: Logo Sidebox
//Author: Clyde Jones (http://mysticmountainnaturals.com/testsite)
//Version: 1.1
//Updated: 8/21/2008
//License: under the GPL - See attached License for info.
//Based on: Blank Sidebox by Judi Cox - www.MommaMuse.com
//Support: Only given via the forums, please. (http://www.zen-cart.com/forum/showthread.php?t=57694)
// --------------------------------------------------
// zen-cart Open Source E-commerce
// Copyright (c) 2003-2006 The zen-cart developers
// http://www.zen-cart.com/index.php
// Portions Copyright (c) 2003 osCommerce
// --------------------------------------------------
// $Id: tpl_logo_sidebox.php,v 1.1 8/21/2008
// --------------------------------------------------
//
// Link Option - uncomment this if you intend to use the logo as a link

$logoimage1 = '<a href="' . LOGO_SIDEBOX1_LINK . '">' . zen_image($template->get_template_dir(LOGO_SIDEBOX1_IMAGE, DIR_WS_TEMPLATE, $current_page_base,'images'). '/' . LOGO_SIDEBOX1_IMAGE, LOGO_SIDEBOX1_IMAGE_TEXT, LOGO_SIDEBOX1_IMAGE_WIDTH, LOGO_SIDEBOX1_IMAGE_HEIGHT) . '</a>';

//comment this out if you use the above link option.
//$logoimage1 = zen_image($template->get_template_dir(LOGO_SIDEBOX1_IMAGE, DIR_WS_TEMPLATE, $current_page_base,'images'). '/' . LOGO_SIDEBOX1_IMAGE, LOGO_SIDEBOX1_IMAGE_TEXT, LOGO_SIDEBOX1_IMAGE_WIDTH, LOGO_SIDEBOX1_IMAGE_HEIGHT);

$logoimage2 = '<a href="' . LOGO_SIDEBOX2_LINK . '">' . zen_image($template->get_template_dir(LOGO_SIDEBOX2_IMAGE, DIR_WS_TEMPLATE, $current_page_base,'images'). '/' . LOGO_SIDEBOX2_IMAGE, LOGO_SIDEBOX2_IMAGE_TEXT, LOGO_SIDEBOX2_IMAGE_WIDTH, LOGO_SIDEBOX2_IMAGE_HEIGHT) . '</a>';

//comment this out if you use the above link option.
//$logoimage2 = zen_image($template->get_template_dir(LOGO_SIDEBOX2_IMAGE, DIR_WS_TEMPLATE, $current_page_base,'images'). '/' . LOGO_SIDEBOX2_IMAGE, LOGO_SIDEBOX2_IMAGE_TEXT, LOGO_SIDEBOX2_IMAGE_WIDTH, LOGO_SIDEBOX2_IMAGE_HEIGHT);

$content .= '<br />' . $logoimage1;
$content .= '<br />' . $logoimage2;

//$content = '';
// $content .= '<div id="' . str_replace('_', '-', $box_id . 'Content') . '" class="sideBoxContent">';

// $content .= $logoimage;

// $content .= '</div>';
?>

Thanks!