Miscellany

function booboo($content){  if (stristr('<!--blah-->', $content))    {    	$content = preg_replace_callback('|<!--blah-->|i', 'foobar', $content);  	}  elseif (stristr('<p><!--blah--></p>', $content))    {    	$content = preg_replace_callback('|<p><!--blah--></p>|i', 'foobar', $content);  	}  return $content;}