<?
function ras_to_mime($ras=null)
{
	if ($ras==null)
	{
		return 'application/octet-stream';
	}
	else
	{
		$htaccess=file(H.'.htaccess');
		for ($i=0;$i<count($htaccess);$i++)
		{
			if (preg_match('#^AddType#i',trim($htaccess[$i])))
			{
				$type=explode(' ', trim($htaccess[$i]));
				$rass=str_replace('.',null,$type[2]);
				$mime[$rass]=$type[1];
			}
		}

		if (isset($mime[$ras]))
		{
			return $mime[$ras];
		}
		else
			return 'application/octet-stream';
	}
}
?>