Is this code any problem? I cant get the result! help please and thanks!

<?

$filename = "poll.txt";
$fl=fopen($filename,'r');

$name = fgets($fl, 4096);
$options[0] = fgets($fl, 5);

$temp = $options[0];
while ($temp) {
$theoptions[$temp] = fgets($fl, 4096);
$temp = $temp - 1;
}

$temp = $options[0];
while ($temp) {
$thevalues[$temp] = fgets($fl, 4096);
$temp = $temp - 1;
}
fclose($fl);


if ($results) {

echo "$name<br>";
$temp = $options[0];
while ($temp) {
if ($thevalues[$temp] == 0) {
$percent = 0;
} else {

$tempnum = $options[0];
$total = 0;
while ($tempnum) {
$total += Trim($thevalues[$tempnum]);
$tempnum = $tempnum - 1;
}

$percent = 100 * Trim($thevalues[$temp]) / $total;
if (strlen($percent) > 4) {
$percent = substr($percent, 0, 4);
}
}

echo "$theoptions[$temp]: $percent% ($thevalues[$temp] votes)<br><br>";
$temp = $temp - 1;
}

} elseif ($vote) {

echo "You voted for $theoptions[$optradio]<br>";

unlink($filename);
$fl = fopen($filename, 'w');
fputs($fl, "$name");
fputs($fl, "$options[0]");

$temp = $options[0];
while ($temp) {
fputs($fl, "$theoptions[$temp]");
$temp = $temp - 1;
}

$temp = $options[0];
while ($temp) {
if ($temp == $optradio) {
fputs($fl, "$thevalues[$temp]" + 1);
fputs($fl, "\n");
$temp = $temp - 1;
} else {
fputs($fl, "$thevalues[$temp]");
$temp = $temp - 1;
}
}
fclose($fl);

} else {
echo "$name<br>";
$temp = $options[0];
echo "<form method=\"post\" action=\"$PHP_SELF\">";
while ($temp) {
echo "<input type=\"radio\" name=\"optradio\" value=\"$temp\"> $theoptions[$temp]<br>";
$temp = $temp - 1;
}
echo "<input type=\"submit\" name=\"vote\" value=\"Vote\">";
echo "<input type=\"submit\" name=\"results\" value=\"View Results\">";
}

?>