Mine

function FindText($string, $start, $end)
{
    $pos = strpos($string, $start);
    if($pos >= 0)
    {
        $pos2 = strpos($string, $end, $pos);
        if($pos2 >= $pos)
        {
            return substr($string, $pos, $pos2 - $pos);
        }
    }
}