Søge streng for e-mail adresser

function email_link($string)
{
$string_arr = split(" ", $string);
$newstring = "";
for ($i = 0; $i <= count($string_arr); $i++) {
    if(strpos(@$string_arr[$i],"@") && strpos(@$string_arr[$i],".")) {
        $chunk = "<A href=\"mail.php?m=".$string_arr[$i]."\">".$string_arr[$i]."</A>";
    } else {
        $chunk = @$string_arr[$i];
    }
    $newstring = $newstring." ".$chunk;
}
return $newstring;
}