[php]
$options = array("clean" => true,
"bare" => true,
"drop-proprietary-attributes" => true,
"drop-font-tags" => true,
"drop-empty-paras" => true,
"hide-comments" => true,
"join-classes" => true,
"word-2000" => true,
"join-styles" => true);
$tidy = tidy_parse_file("test.htm", $options);
tidy_clean_repair($tidy);
$tidy = tidy_get_body($tidy);
//Replace p tags
$pattern = "<pre>";
$replacement = "<p>";
$tidy = eregi_replace($pattern, $replacement, $tidy);
//Replace p tags
$pattern = "</pre>";
$replacement = "</p>";
$tidy = eregi_replace($pattern, $replacement, $tidy);
echo $tidy;
[/php]