/**
* Generate the HTML header.
* Uses parent::header() and adds some additional stylesheets.
*
* @param string $id Page ID
*
* @return string Header HTML
*/
public function header($id)
{
$header = parent::header($id);
// Add CSS link to <head>
$header = preg_replace('#( *)</head>#', '$1 <link media="all" rel="stylesheet" type="text/css" href="reset-fonts.css"/>
$1 <link media="all" rel="stylesheet" type="text/css" href="style.css"/>
$1 <link media="all" rel="stylesheet" type="text/css" href="manual.css"/>
$1</head>', $header);
return $header;
}
