diff --git a/fhem/contrib/commandref_modular.pl b/fhem/contrib/commandref_modular.pl
index 94523523a..6de786576 100644
--- a/fhem/contrib/commandref_modular.pl
+++ b/fhem/contrib/commandref_modular.pl
@@ -56,6 +56,13 @@ for my $lang (@lang) {
           }
         }
       }
+
+      if($l =~ m,<div id='modLangs'[^>]*> ([^<]+)</div>,) {
+        for my $ml (split(" ", $1)) {
+          my ($n,$v) = split(/[:,]/,$ml,2);
+          $modData{$n}{modLangs} = $v;
+        }
+      }
     }
     close(FH);
   }
@@ -66,18 +73,22 @@ for my $lang (@lang) {
     my $mName = $1;
     my $ts = (stat("$modDir/$fName"))[9];
     if($protVersion != $fileVersion ||
-       !$modData{$mName} || !$modData{$mName}{ts} || $modData{$mName}{ts}<$ts) {
+       !$modData{$mName} || !$modData{$mName}{ts} || $modData{$mName}{ts}<$ts ||
+       !$modData{$mName}{modLangs}) {
       #print "Checking $fName for $lang short description\n";
 
       $modData{$mName}{type}="device" if(!$modData{$mName}{type});
       delete($modData{$mName}{modLinks});
       open(FH, "$modDir/$fName") || die("Cant open $modDir/$fName: $!\n");
+      my @lang;
       while(my $l = <FH>) {
+        push @lang,($1 eq "" ? "EN":substr($1,1)) if($l =~ m/^=begin html(.*)/);
         $modData{$mName}{type}=$1 if($l =~ m/^=item\s+(helper|command|device)/);
         $modData{$mName}{$1}  =$2 if($l =~ m/^=item\s+(summary[^ ]*)\s(.*)$/);
         $modData{$mName}{modLinks}{$1} = 1
                  if($l =~ m/<a\s+name=['"]([^ '"]+)['"]>/);
       }
+      $modData{$mName}{modLangs} = join(",", @lang);
       close(FH);
     }
   }
@@ -104,12 +115,15 @@ EOF
     if($l =~ m,<!-- header:(.*) -->,) {
       my @mList = sort {uc($a) cmp uc($b)} keys %modData;
       if(!$linkDumped) {
-        my $ml = "";
+        my ($mlink,$mlang) = ("","");
         for my $m (@mList) {
-          next if(!$modData{$m}{modLinks});
-          $ml .= " $m:".join(",", keys(%{$modData{$m}{modLinks}}));
+          $mlink .= " $m:".join(",", keys(%{$modData{$m}{modLinks}}))
+            if($modData{$m}{modLinks});
+          $mlang .= " $m:$modData{$m}{modLangs}"
+            if($modData{$m}{modLangs});
         }
-        print OUT "<div id='modLinks' style='display:none'>$ml</div>\n";
+        print OUT "<div id='modLinks' style='display:none'>$mlink</div>\n";
+        print OUT "<div id='modLangs' style='display:none'>$mlang</div>\n";
         $linkDumped = 1;
       }
       my $type = $1;
diff --git a/fhem/contrib/commandref_static.pl b/fhem/contrib/commandref_static.pl
index 8f457e297..4b6762c2f 100755
--- a/fhem/contrib/commandref_static.pl
+++ b/fhem/contrib/commandref_static.pl
@@ -66,6 +66,13 @@ for my $lang (@lang) {
           }
         }
       }
+
+      if($l =~ m,<div id='modLangs'[^>]*> ([^<]+)</div>,) {
+        for my $ml (split(" ", $1)) {
+          my ($n,$v) = split(/[:,]/,$ml,2);
+          $modData{$n}{modLangs} = $v;
+        }
+      }
     }
     close(FH);
   }
@@ -76,18 +83,23 @@ for my $lang (@lang) {
     my $mName = $1;
     my $ts = (stat("$modDir/$fName"))[9];
     if($protVersion != $fileVersion || $rebuild ||
-       !$modData{$mName} || !$modData{$mName}{ts} || $modData{$mName}{ts}<$ts) {
+       !$modData{$mName} || !$modData{$mName}{ts} || $modData{$mName}{ts}<$ts ||
+       !$modData{$mName}{modLangs}) {
+
       #print "Checking $fName for $lang short description\n";
 
       $modData{$mName}{type}="device" if(!$modData{$mName}{type});
       delete($modData{$mName}{modLinks});
       open(FH, "$modDir/$fName") || die("Cant open $modDir/$fName: $!\n");
+      my @lang;
       while(my $l = <FH>) {
+        push @lang,($1 eq "" ? "EN":substr($1,1)) if($l =~ m/^=begin html(.*)/);
         $modData{$mName}{type}=$1 if($l =~ m/^=item\s+(helper|command|device)/);
         $modData{$mName}{$1}  =$2 if($l =~ m/^=item\s+(summary[^ ]*)\s(.*)$/);
         $modData{$mName}{modLinks}{$1} = 1
                  if($l =~ m/<a\s+name=['"]([^ '"]+)['"]>/);
       }
+      $modData{$mName}{modLangs} = join(",", @lang);
       close(FH);
       my $output = _cref_search("$modDir/$fName",$sfx);
       my $outFile = "docs/cref$sfx/$mName.cref";
@@ -118,12 +130,15 @@ EOF
     if($l =~ m,<!-- header:(.*) -->,) {
       my @mList = sort {uc($a) cmp uc($b)} keys %modData;
       if(!$linkDumped) {
-        my $ml = "";
+        my ($mlink,$mlang) = ("","");
         for my $m (@mList) {
-          next if(!$modData{$m}{modLinks});
-          $ml .= " $m:".join(",", keys(%{$modData{$m}{modLinks}}));
+          $mlink .= " $m:".join(",", keys(%{$modData{$m}{modLinks}}))
+            if($modData{$m}{modLinks});
+          $mlang .= " $m:$modData{$m}{modLangs}"
+            if($modData{$m}{modLangs});
         }
-        print OUT "<div id='modLinks' style='display:none'>$ml</div>\n";
+        print OUT "<div id='modLinks' style='display:none'>$mlink</div>\n";
+        print OUT "<div id='modLangs' style='display:none'>$mlang</div>\n";
         $linkDumped = 1;
       }
       my $type = $1;
diff --git a/fhem/www/pgm2/fhemdoc_modular.js b/fhem/www/pgm2/fhemdoc_modular.js
index c63ce7986..5d209bb4a 100644
--- a/fhem/www/pgm2/fhemdoc_modular.js
+++ b/fhem/www/pgm2/fhemdoc_modular.js
@@ -3,7 +3,7 @@
 
 var fd_loadedHash={}, fd_loadedList=[], fd_all={}, fd_allCnt, fd_progress=0, 
     fd_lang, fd_offsets=[], fd_scrolled=0, fd_modLinks={}, csrfToken="X",
-    fd_mode = "FHEM";
+    fd_modLangs={}, fd_mode = "FHEM";
 var fd_otherSrc = { "usb":"autocreate", "createlog":"autocreate" };
 
 
@@ -182,7 +182,11 @@ checkScroll()
     $("a#otherLang span.mod").html(mname);
     $("a#otherLang span[lang="+l1+"]").hide();
     $("a#otherLang span[lang="+l2+"]").show();
-    $("a#otherLang").show();
+    if(fd_modLangs[mname] && fd_modLangs[mname][l2]) {
+      $("a#otherLang").show();
+    } else {
+      $("a#otherLang").hide();
+    }
   }
 }
 
@@ -233,6 +237,15 @@ $(document).ready(function(){
           fd_modLinks[a2[i2]] = mName;
     }
   });
+  $("div#modLangs").each(function(){
+    var a1 = $(this).html().split(" ");
+    for(var i1=0; i1<a1.length; i1++) {
+      var a2 = a1[i1].split(/[:,]/);
+      fd_modLangs[a2[0]] = {};
+      for(var i2=1; i2<a2.length; i2++)
+        fd_modLangs[a2[0]][a2[i2]] = true;
+    }
+  });
 
   $("a[name]").each(function(){ fd_loadedHash[$(this).attr("name")]=fd_lang; });
   $("table.summary td.modname a")