Thanks Kobra.
Did it like you said, returned the original and created common
dir in my classic dir.
Results are the same.
Here is 2 logos code from the tpl_header.php file:
<!--bof-branding display-->
<div id="logoWrapper">
<div id="logo"><?php echo zen_image($template->get_template_dir(HEADER_LOGO_IMAGE, DIR_WS_TEMPLATE, $current_page_base,'images'). '/' . HEADER_LOGO_IMAGE) ; ?></div>
<?php if (HEADER_SALES_TEXT != '' || (SHOW_BANNERS_GROUP_SET2 != '' && $banner = zen_banner_exists('dynamic', SHOW_BANNERS_GROUP_SET2))) { ?>
<div id="logo2"><?php echo zen_image($template->get_template_dir(HEADER_LOGO2_IMAGE, DIR_WS_TEMPLATE, $current_page_base,'images'). '/' . HEADER_LOGO2_IMAGE) ; ?></div>
<div id="taglineWrapper">
Of course I added logo2 to header.php
and add a code in stylesheet.css:
#logo2 {float: right}