diff --git a/FHEM/88_Timer.pm b/FHEM/88_Timer.pm
index 5af708f..1b20ed0 100644
--- a/FHEM/88_Timer.pm
+++ b/FHEM/88_Timer.pm
@@ -614,14 +614,14 @@ sub Timer_FW_Detail {
   if ($Table_Border_Cell eq 'on') { $style_code1 = "border:1px solid #D8D8D8;"; }
 
   for(my $spalte = 0; $spalte <= $cnt_max - 1; $spalte++) {
-    # Timer-Nummer - auto Breite
+    # auto Breite       | Timer-Nummer
     if ($spalte == 0) { $html.= "<td align=\"center\" style=\"$style_code1 Padding-top:3px; Padding-left:5px; text-decoration:underline\">".$names[$spalte]."</td>"; }
-    # Dropdown-Listen - definierte Breite
+    # definierte Breite | Dropdown-Listen Jahr, Monat, Tag, Std, Min, Sek
     if ($spalte >= 1 && $spalte <= 6) { $html.= "<td align=\"center\" width=70 style=\"$style_code1 Padding-top:3px; text-decoration:underline\">".$names[$spalte]."</td>"; }
-    # auto Breite
+    # auto Breite       | Bezeichnung, Aktion, Mo - So, aktive
     if ($spalte > 6 && $spalte < $cnt_max - 1) { $html.= "<td align=\"center\" style=\"$style_code1 Padding-top:3px; text-decoration:underline\">".$names[$spalte]."</td>"; }
-    # aktiv - auto Breite
-    if ($spalte == $cnt_max - 1) { $html.= "<td align=\"center\" style=\"$style_code1 Padding-top:3px; Padding-right:5px; text-decoration:underline\">".$names[$spalte]."</td>"; }
+    # auto Breite       | Offset
+    if ($spalte == $cnt_max - 1) { $html.= "<td align=\"center\" style=\"$style_code1 Padding-top:3px; Padding-right:5px; text-decoration:underline\" id=\"17\">".$names[$spalte]."</td>"; }
   }
   $html.= "</tr>";
 
@@ -652,7 +652,7 @@ sub Timer_FW_Detail {
         $id++;
 
         # Log3 $name, 3, "$name: FW_Detail | Zeile $zeile, id $id, select";
-        $html.= "<td align=\"center\" style=\"$style_code1\"><select id=\"".$id."\" onchange=\"validColumn(".$id.")\">";  # id need for java script
+        $html.= "<td align=\"center\" style=\"$style_code1\"><select id=\"".$id."\" onchange=\"validColumn(".$id.",".$Timers_Count.")\">";  # id need for java script
         if ($spalte <= 6) { $html.= "<option>$description_all</option>"; }              # Jahr, Monat, Tag, Stunde, Minute
         if ($spalte == 5 || $spalte == 6) {                                             # Stunde, Minute
           $selected = $select_Value[$spalte-2] eq $designations[4] ? "selected=\"selected\"" : '';
@@ -733,9 +733,10 @@ sub Timer_FW_Detail {
   }
 
   /* Test eingestellter Wert fuer Ein/Ausblendung Eingabefeld*/
-  function validColumn(id) {
+  function validColumn(id,Timers_Count) {
     var column_hh = (id - 4) / 20;
     var column_mm = (id - 5) / 20;
+    var column_offset = 0;
 
     const testValues = ["SA", "SU", "SR", "SS"];
     let column_hide = false;
@@ -744,10 +745,30 @@ sub Timer_FW_Detail {
       console.log("plausible column found with id " + id +" | selected: " + document.getElementById(id).value);
 
       for (let i=0; i<testValues.length; i++) {
-        if(testValues[i] == document.getElementById(id).value || testValues[i] == document.getElementById(id+1).value) {
-          column_hide = true;
+        if(testValues[i] == document.getElementById(id).value) { column_hide = true; }
+        if(Number.isInteger(column_hh)) {
+          if(testValues[i] == document.getElementById(id+1).value) { column_hide = true; }
+        }
+        if(Number.isInteger(column_mm)) {
+          if(testValues[i] == document.getElementById(id-1).value) { column_hide = true; }
+        }
+      }
+      console.log(column_hide);
+      if(column_hide){
+        if(Number.isInteger(column_hh)) {
+          document.getElementById(column_hh * 20 + 17).type = \'number\';
+        } else if (Number.isInteger(column_mm)) {
+          document.getElementById(column_mm * 20 + 17).type = \'number\';
+        }
+      } else {
+        if(Number.isInteger(column_hh)) {
+          document.getElementById(column_hh * 20 + 17).style.display = \'none\';
+        } else if (Number.isInteger(column_mm)) {
+          document.getElementById(column_mm * 20 + 17).style.display = \'none\';
         }
       }
+    }
+/* 
 
       if(column_hide){
         if(Number.isInteger(column_hh)) {
@@ -755,14 +776,29 @@ sub Timer_FW_Detail {
         } else if (Number.isInteger(column_mm)) {
           document.getElementById(column_mm * 20 + 17).type = \'number\';
         }
+        document.getElementById(17).style.display = \'block\';
       } else {
         if(Number.isInteger(column_hh)) {
-          document.getElementById(column_hh * 20 + 17).type = \'hidden\';
+          document.getElementById(column_hh * 20 + 17).style.display = \'none\';
         } else if (Number.isInteger(column_mm)) {
-          document.getElementById(column_mm * 20 + 17).type = \'hidden\';
+          document.getElementById(column_mm * 20 + 17).style.display = \'none\';
         }
       }
     }
+      */
+      
+    /* loop to count offset fields */
+/*    for (var i2 = 1; i2 <= Timers_Count; i2++) {
+      if (document.getElementById(i2 * 20 + 17).value != 0) {
+        console.log(i2 * 20 + 17);
+        column_offset++;
+      }
+    };
+    if(column_offset == 0) {
+      console.log("no offset colums");
+      document.getElementById(17).style.display = \'none\';
+    }
+    */
   }
 
   /* Aktion wenn Speichern */