diff --git a/helpers/mojolicious-radio-box.ini.sample b/helpers/mojolicious-radio-box.ini.sample
new file mode 100644
index 0000000..d288c4c
--- /dev/null
+++ b/helpers/mojolicious-radio-box.ini.sample
@@ -0,0 +1,12 @@
+# config for mojolicious-radio-box.pl server
+# place this file into ~/.cmus/mojolicious-radio-box.ini
+
+# dir with m2u/pls playlist for internet radio
+radio_playlist_dir = ~/Music/radio
+
+# host and port for http server
+listen_address = http://*:8080
+
+# settings for hypnotoad server
+hypnotoad_workers = 3
+hypnotoad_accept_interval = 0.3
diff --git a/mojolicious-radio-box.pl b/mojolicious-radio-box.pl
index 7c89c7c..52fca1b 100755
--- a/mojolicious-radio-box.pl
+++ b/mojolicious-radio-box.pl
@@ -25,6 +25,9 @@ =head1 Mojolicious radio box
     ini_file => "$ENV{HOME}/.cmus/mojolicious-radio-box.ini",
     last_track_file => "$ENV{HOME}/.cmus/last_track.json",
     playlist_file => "$ENV{HOME}/.cmus/playlist.pl",
+    listen_address => 'http://*:8080',
+    hypnotoad_workers => 2,
+    hypnotoad_accept_interval => 0.7,
 );
 
 # ------------------------------------------------------------------------------
@@ -35,7 +38,7 @@ sub init {
         open my $FH, '<', $OPTIONS{ini_file} or die "Error open file: $!\n";
         while (my $line = <$FH>) {
             chomp $line;
-            next if $line =~ m/^ \s* \# .* $/x;
+            next if $line =~ m/^ \s* $/x || $line =~ m/^ \s* \# .* $/x;
             my ($key, $value) = split /\s*=\s*/, $line, 2;
             $OPTIONS{$key} = $value;
         }
@@ -397,13 +400,13 @@ sub _cmus_parse_info {
 app
     ->config(
         hypnotoad => {
-            listen => ['http://*:8080'],
-            workers => 2,
-            accept_interval => 0.7,
+            listen => [$OPTIONS{listen_address}],
+            workers => $OPTIONS{hypnotoad_workers},
+            accept_interval => $OPTIONS{hypnotoad_accept_interval},
         }
     )
     ->secret('KxY0bCQwtVmQa2QdxqX8E0WtmVdpv362NJxofWP')
-    ->start('daemon', '--listen=http://*:8080', @ARGV);
+    ->start(@ARGV ? @ARGV : ("daemon", "--listen=$OPTIONS{listen_address}"));
 
 __DATA__
 @@ index.html.ep
diff --git a/src/mojolicious-lite-radio-box-server.pl b/src/mojolicious-lite-radio-box-server.pl
index daed74a..02b97b1 100755
--- a/src/mojolicious-lite-radio-box-server.pl
+++ b/src/mojolicious-lite-radio-box-server.pl
@@ -25,6 +25,9 @@ =head1 Mojolicious radio box
     ini_file => "$ENV{HOME}/.cmus/mojolicious-radio-box.ini",
     last_track_file => "$ENV{HOME}/.cmus/last_track.json",
     playlist_file => "$ENV{HOME}/.cmus/playlist.pl",
+    listen_address => 'http://*:8080',
+    hypnotoad_workers => 2,
+    hypnotoad_accept_interval => 0.7,
 );
 
 # ------------------------------------------------------------------------------
@@ -41,13 +44,13 @@ =head1 Mojolicious radio box
 app
     ->config(
         hypnotoad => {
-            listen => ['http://*:8080'],
-            workers => 2,
-            accept_interval => 0.7,
+            listen => [$OPTIONS{listen_address}],
+            workers => $OPTIONS{hypnotoad_workers},
+            accept_interval => $OPTIONS{hypnotoad_accept_interval},
         }
     )
     ->secret('KxY0bCQwtVmQa2QdxqX8E0WtmVdpv362NJxofWP')
-    ->start('daemon', '--listen=http://*:8080', @ARGV);
+    ->start(@ARGV ? @ARGV : ("daemon", "--listen=$OPTIONS{listen_address}"));
 
 __DATA__
 @@ index.html.ep
diff --git a/src/util.pm b/src/util.pm
index d8dbd7d..eaea363 100644
--- a/src/util.pm
+++ b/src/util.pm
@@ -5,7 +5,7 @@ sub init {
         open my $FH, '<', $OPTIONS{ini_file} or die "Error open file: $!\n";
         while (my $line = <$FH>) {
             chomp $line;
-            next if $line =~ m/^ \s* \# .* $/x;
+            next if $line =~ m/^ \s* $/x || $line =~ m/^ \s* \# .* $/x;
             my ($key, $value) = split /\s*=\s*/, $line, 2;
             $OPTIONS{$key} = $value;
         }