diff --git a/backend/backend.go b/backend/backend.go
index f92f650..51a7216 100644
--- a/backend/backend.go
+++ b/backend/backend.go
@@ -14,9 +14,10 @@ import "github.com/hlandau/madns/merr"
 import "github.com/hlandau/ncdns/util"
 import "sync"
 
+// Provides an abstract zone file for the Namecoin .bit TLD.
 type Backend struct {
 	//s *Server
-	nc         namecoin.NamecoinConn
+	nc         namecoin.Conn
 	cache      lru.Cache // items are of type *Domain
 	cacheMutex sync.Mutex
 	cfg        Config
@@ -26,6 +27,7 @@ const (
 	defaultMaxEntries = 100
 )
 
+// Backend configuration.
 type Config struct {
 	// Username and password to use for connecting to the Namecoin JSON-RPC interface.
 	RPCUsername string
diff --git a/namecoin/namecoin.go b/namecoin/namecoin.go
index c4a870f..6cd7553 100644
--- a/namecoin/namecoin.go
+++ b/namecoin/namecoin.go
@@ -9,7 +9,7 @@ import "sync/atomic"
 import "fmt"
 
 // Used for generating IDs for JSON-RPC requests.
-var idCounter int32 = 0
+var idCounter int32
 
 func newID() int32 {
 	return atomic.AddInt32(&idCounter, 1)
@@ -17,7 +17,7 @@ func newID() int32 {
 
 // Used to query a Namecoin JSON-RPC interface. Initialize the struct with a
 // username, password, and address (hostname:port).
-type NamecoinConn struct {
+type Conn struct {
 	Username string
 	Password string
 	Server   string
@@ -26,7 +26,7 @@ type NamecoinConn struct {
 // Query the Namecoin daemon for a Namecoin domain (e.g. d/example).
 // If the domain exists, returns the value stored in Namecoin, which should be JSON.
 // Note that this will return domain data even if the domain is expired.
-func (nc *NamecoinConn) Query(name string) (v string, err error) {
+func (nc *Conn) Query(name string) (v string, err error) {
 	cmd, err := extratypes.NewNameShowCmd(newID(), name)
 	if err != nil {
 		//log.Info("NC NEWCMD ", err)
@@ -54,10 +54,10 @@ func (nc *NamecoinConn) Query(name string) (v string, err error) {
 	if nsr, ok := r.Result.(*extratypes.NameShowReply); ok {
 		//log.Info("NC OK")
 		return nsr.Value, nil
-	} else {
-		//log.Info("NC BADREPLY")
-		return "", fmt.Errorf("bad reply")
 	}
+
+	//log.Info("NC BADREPLY")
+	return "", fmt.Errorf("bad reply")
 }
 
 // © 2014 Hugo Landau <hlandau@devever.net>    GPLv3 or later