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if (!$this->link = mssql_connect($hostname, $username, $password)) {
	exit('Error: Could not make a database connection using ' . $username . '@' . $hostname);
}

if (!mssql_select_db($database, $this->link)) {
	exit('Error: Could not connect to database ' . $database);
}

mssql_query("SET NAMES 'utf8'", $this->link);
mssql_query("SET CHARACTER SET utf8", $this->link);

$resource = mssql_query($sql, $this->link);

if ($resource) {
	if (is_resource($resource)) {
		$i = 0;

		$data = array();

		while ($result = mssql_fetch_assoc($resource)) {
			$data[$i] = $result;

			$i++;
		}

		mssql_free_result($resource);

		$query = new stdClass();
		$query->row = isset($data[0]) ? $data[0] : array();
		$query->rows = $data;
		$query->num_rows = $i;

		unset($data);

		return $query;	
	} else {
		return true;
	}
} else {
	trigger_error('Error: ' . mssql_get_last_message($this->link) . '<br />' . $sql);
	exit();
}

$unpacked = unpack('H*hex', $value);

return '0x' . $unpacked['hex'];

return mssql_rows_affected($this->link);

$last_id = false;

$resource = mssql_query("SELECT @@identity AS id", $this->link);

if ($row = mssql_fetch_row($resource)) {
	$last_id = trim($row[0]);
}

mssql_free_result($resource);

return $last_id;

mssql_close($this->link);