Something

$rsn = urlencode($_GET['rsn']);
if (!$rsn) die("No rsn specified");

$html = file_get_contents("http://hiscore.runescape.com/lang/en/aff/runescape/hiscorepersonal.ws?user1=$rsn");
$html = str_replace("\n", "", $html);

preg_match_all("/<tr>.*?<td align=\"left\">(.*?)<\/td>(.*?)<\/tr>/", $html, $matches);

for ($x = 0; $x < 24; $x++) {
	$skill = strip_tags($matches[1][$x]);
	$data = strip_tags(str_replace("</td><td align=\"right\">", " ", $matches[2][$x]));
	if ($data == "Not Ranked") {
		echo $skill.": --\n";
	} else {
		$ex = explode(" ", $data);
		echo $skill.": ".$ex[1]."\n";
	}
}