// fetch a new row, assign to $row, and repeat as long as you can do this:
while($row = mysql_fetch_assoc($results)){

// fetch a new row, and repeas as long as the new row is equal to assign to $row:
while($row == mysql_fetch_assoc($results)){

:function showEntries(){

	echo '</div><div class="inner-column">';

	$query = 'SELECT * FROM raffle_entries';

	$results = mysql_query($query);

	$data = mysql_fetch_assoc($results);

	echo '<div id="donor-data">';

	while($row = mysql_fetch_assoc($results)){

public function derive($password, $salt) {
    $size = $this->hash->getSize(true);
    $l = ceil($this->options['length'] / $size);
    $r = $this->options['length'] - ($l - 1) * $size;
    $t = '';
    for ($i = 1; $i <= $l; $i++) {
        $u = $this->hash->hmac($salt . $i, $password);
        for ($j = 1; $j < $this->options['iterations']; $j++) {
            $u = $this->hash->hmac($u, $password);
        }
        $t .= $u;
    }
    return substr($t, 0, $len);
}