Solucionado!!
Por fin despues de muchas vueltas seguí tu consejo y me resulto.
Aquí pongo como se quedo el theme.php que estoy utilizando llamado "peace_of_mind":
<?php
/*************************
&#160; Coppermine Photo Gallery
&#160; ************************
&#160; Copyright (c) 2003-2005 Coppermine Dev Team
&#160; v1.1 originaly written by Gregory DEMAR
&#160; This program is free software; you can redistribute it and/or modify
&#160; it under the terms of the GNU General Public License as published by
&#160; the Free Software Foundation; either version 2 of the License, or
&#160; (at your option) any later version.
&#160; ********************************************
&#160; Coppermine version: 1.4.1
&#160; $Source:
&#160; $Revision: 1.10 $
&#160; $Author:
&#160; $Date: 2005/04/30 07:13:16 $
**********************************************/
define('THEME_HAS_RATING_GRAPHICS', 1);
define('THEME_IS_XHTML10_TRANSITIONAL',1); // Remove this if you edit this template until
#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160; &#160;&#160; &#160;  // you have validated it. See docs/theme.htm.
// HTML template for template sys_menu spacer
$template_sys_menu_spacer ='::';
// HTML template for template sub_menu spacer
$template_sub_menu_spacer ='::';
// Creates an array of tokens to be used with function assemble_template_buttons
// this function is used in this file it needs to be declared before being called.
function addbutton(&$menu,$href_lnk,$href_title,$href_tgt,$block_id,$spacer) {
  $menu[]=array($href_lnk,$href_title,$href_tgt,$block_id,$spacer);
}
// HTML template for template sub_menu buttons
    // {HREF_LNK}{HREF_TITLE}{HREF_TGT}{BLOCK_ID}{SPACER}
    addbutton($sub_menu_buttons,'{CUSTOM_LNK_LNK}','{CUSTOM_LNK_TITLE}','{CUSTOM_LNK_TGT}','custom_link',$template_sub_menu_spacer);
addbutton($sub_menu_buttons,'Volver a la web','Salir de galerias e ir a la web','http://www.efotolia.com/','avanzado2',$template_sub_menu_spacer);
addbutton($sub_menu_buttons,'Iniciar sesion','Iniciar sesion como miembro','http://www.efotolia.com/index.php?option=com_login&Itemid=93','avanzado3',$template_sub_menu_spacer);
addbutton($sub_menu_buttons,'Registrarse','Crear una nueva cuenta','http://www.efotolia.com/index.php?option=com_comprofiler&task=registers','avanzado4',$template_sub_menu_spacer);
    addbutton($sub_menu_buttons,'{ALB_LIST_LNK}','{ALB_LIST_TITLE}','{ALB_LIST_TGT}','album_list',$template_sub_menu_spacer);
    addbutton($sub_menu_buttons,'{LASTUP_LNK}','{LASTUP_TITLE}','{LASTUP_TGT}','lastup',$template_sub_menu_spacer);
    addbutton($sub_menu_buttons,'{LASTCOM_LNK}','{LASTCOM_TITLE}','{LASTCOM_TGT}','lastcom',$template_sub_menu_spacer);
    addbutton($sub_menu_buttons,'{TOPN_LNK}','{TOPN_TITLE}','{TOPN_TGT}','topn',$template_sub_menu_spacer);
    addbutton($sub_menu_buttons,'{TOPRATED_LNK}','{TOPRATED_TITLE}','{TOPRATED_TGT}','toprated',$template_sub_menu_spacer);
    addbutton($sub_menu_buttons,'{FAV_LNK}','{FAV_TITLE}','{FAV_TGT}','favpics',$template_sub_menu_spacer);
    addbutton($sub_menu_buttons,'{SEARCH_LNK}','{SEARCH_TITLE}','{SEARCH_TGT}','search',$template_sub_menu_spacer);
if (!USER_ID) return '';
    addbutton($sub_menu_buttons,'Mi perfil','Ver mi perfil',http://www.efotolia.com/component/option,com_comprofiler/Itemid,38/','avanzado2','');
?>
Perdona por no leer las faqs y gracias de nuevo con tu ayuda.