diff --git a/fon/fon.pl b/fon/fon.pl
index c7c1185..4047ce0 100755
--- a/fon/fon.pl
+++ b/fon/fon.pl
@@ -5,12 +5,12 @@
 use Encode;
 use utf8;
 
-binmode(STDOUT, ":utf8");
+binmode( STDOUT, ":utf8" );
 
 my %multichar;
 my %escapechar;
 
-my $cache = 'ldap.dump';
+my $cache    = 'ldap.dump';
 my $USECACHE = 0;
 
 my %L;
@@ -21,7 +21,7 @@
 
 get_ldap_addressbook( \%L );
 
-for my $l ( sort { lc( $L{$a}->{sn} ) cmp lc( $L{$b}->{sn} ) } keys %L ) {
+for my $l ( sort { lc s2a( $L{$a}->{sn}[0] ) cmp lc s2a( $L{$b}->{sn}[0] ) } keys %L ) {
     if ( match_entry( $SRCH, $L{$l} ) >= 0 ) {
         push_entry( $L{$l} );
     }
@@ -29,15 +29,14 @@
 
 my @order = ( 'name', 'room', 'fone', 'mail' );
 
-exit unless exists($O{name});
+exit unless exists( $O{name} );
 
-my $e = scalar( @{ $O{name} } ) - 1 ;
+my $e = scalar( @{ $O{name} } ) - 1;
 
 for my $i ( 0 .. $e ) {
 
     for my $k (@order) {
-        printf "%-*s   ",$M{$k}, $O{$k}[$i];
-#        print substr( $O{$k}[$i] . ( '.' x $M{$k}) , 0, $M{$k} ) . '   ';
+        printf "%-*s   ", $O{ $k . '_l' }, $O{$k}[$i];
     }
     printf "\n";
 
@@ -63,7 +62,7 @@ sub simplify {
 }
 
 sub len {
-  return length(Encode::encode_utf8(shift));
+    return length( Encode::encode_utf8(shift) );
 }
 
 sub push_entry {
@@ -73,23 +72,22 @@ sub push_entry {
     $t = join( '/', @{ $e->{sn} } ) . ", " . join( '/', @{ $e->{givenName} } );
     $l = len($t);
     push @{ $O{name} }, $t;
-    $l > ( $M{name} || 0 ) and $M{name} = $l;
+    $l > ( $O{name_l} || 0 ) and $O{name_l} = $l;
 
-
-    $t = join( '/', map {s/\(.*?\)|Betriebsarztraum|\s+//g;$_} @{ $e->{roomNumber} } );
+    $t = join( '/', map { s/\(.*?\)|Betriebsarztraum|\s+//g; $_ } @{ $e->{roomNumber} } );
     $l = len($t);
     push @{ $O{room} }, $t;
-    $l > ( $M{room} || 0 ) and $M{room} = $l;
+    $l > ( $O{room_l} || 0 ) and $O{room_l} = $l;
 
-    $t = join( '/', map {s/\(.*?\)|\s+//g;s/\+49/0/;$_} @{ $e->{telephoneNumber} } );
+    $t = join( '/', map { s/\(.*?\)|\s+//g; s/\+49/0/; $_ } @{ $e->{telephoneNumber} } );
     $l = len($t);
     push @{ $O{fone} }, $t;
-    $l > ( $M{fone} || 0 ) and $M{fone} = $l;
+    $l > ( $O{fone_l} || 0 ) and $O{fone_l} = $l;
 
-    $t = join( ', ', map {s/molgen\.mpg\.de//g;$_} @{ $e->{mail} } );
+    $t = join( ', ', map { s/molgen\.mpg\.de//g; $_ } @{ $e->{mail} } );
     $l = len($t);
     push @{ $O{mail} }, $t;
-    $l > ( $M{mail} || 0 ) and $M{mail} = $l;
+    $l > ( $O{mail_l} || 0 ) and $O{mail_l} = $l;
 }
 
 sub exec_ldapsearch {
@@ -144,7 +142,7 @@ sub get_ldap_addressbook {
         }
         map {
             if ( my ( $op, $v ) = $l =~ m{^$_(::?)\s*(.+)} ) {
-                $op eq '::' and $v = decode('utf8',decode_base64($v));
+                $op eq '::' and $v = decode( 'utf8', decode_base64($v) );
                 die "$uid -> $_\n" unless defined($v);
                 push @{ $$L{$uid}->{$_} }, $v;
             }