document.write('<tr>');
document.write('	<td height="21" background="images/pb.gif" valign="middle" align="left" id="blc">&nbsp;<a href="index.htm" class="tool"><b>Inicio</b></a></td>');
document.write('	<td height="21" background="images/pb.gif" valign="middle" align="right" id="blc"><a href="sitemap.htm" class="tool">Sitemap</a> | <a href="contacta.htm" class="tool">Contacta</a> | <a href="javascript:void(0)" onclick="obrewin(\'creditos.htm\',\'creditos\',\'300\',\'480\',\'no\');" class="tool">Créditos</a>&nbsp;</td>');
document.write('</tr>');