function do_html_header($title)
{
  // print an HTML header
?>
  <html>
  <head>
    <title><?php echo $title;?></title>
    <style>
      body { font-family: Arial, Helvetica, sans-serif; font-size: 13px }
      li, td { font-family: Arial, Helvetica, sans-serif; font-size: 13px }
      hr { color: #3333cc; width=300; text-align=left}
      a { color: #000000 }
    </style>
  </head>
  <body>
  <img src="bookmark.gif" alt="PHPbookmark logo" border="0"
       align="left" valign="bottom" height="55" width="57" />
  <h1>&nbsp;PHPbookmark</h1>
  <hr />
<?php
  if($title)
    do_html_heading($title);
}