I think that
$html .= '<br /><b>' . _('Heading:') . '</b> ' .sprintf(_("%s inches"), $v);
or
$html .= '<br /><b>' . _('Heading:') . '</b> ';
$html .= sprintf(_("%s inches"), $v);
is also a clean way ?
--
Joel Vandal Infoteck Internet
http://www.infoteck.qc.ca Tel. 819-370-3232
jvandal at infoteck.qc.ca Fax. 819-370-3624