diff --git a/public/javascripts/datetime.js b/public/javascripts/datetime.js
index c53efcc..4359fa8 100644
--- a/public/javascripts/datetime.js
+++ b/public/javascripts/datetime.js
@@ -13,3 +13,7 @@ export const showDate = (sofort) => {
 export const formatJSDate = (d) => {
     return DateTime.fromJSDate(d).toFormat('yyyy-LL-dd HH:mm:ss')
 }
+
+export const formatISODate = (d) => {
+    return DateTime.fromISO(d).toFormat('yyyy-LL-dd HH:mm:ss')
+}
diff --git a/public/javascripts/global.js b/public/javascripts/global.js
index 49b5787..9918eab 100644
--- a/public/javascripts/global.js
+++ b/public/javascripts/global.js
@@ -18,7 +18,7 @@ import * as dt from './datetime.js'
         device: '',
         coordinates: false,
         center: Stuttgart,
-        zoom: 13,
+        zoom: 10,
         refresh: 0,
         starttime: '2023-01-01T00:00:00Z',  //date2ISO(defaultStartime),
         endtime: '2023-03-01T00:00:00Z'    //date2ISO(emptyTimes.emptyHMtime)
diff --git a/public/javascripts/map.js b/public/javascripts/map.js
index 0215126..c088112 100644
--- a/public/javascripts/map.js
+++ b/public/javascripts/map.js
@@ -154,7 +154,7 @@ function getMedian(markers) {
     console.log(markers);
     let i = 0;                                            // now find the 'offlines' (value == -1)
     for (i = 0; i < markers.length; i++) {
-        if (markers[i].options.value != -1) {
+        if (markers[i].options.value > 0) {
             break;
         }
     }
@@ -196,7 +196,7 @@ function buildIcon(color, n, indoor) {
             'y="400" font-size="1500%" font-family="Verdana,Lucida Sans Unicode,sans-serif" ' +
             'fill="' + txtColor + '">' + n + '</text>';
     }
-    if(indoor !== 0) {
+    if(indoor) {
         circIcon += '<line x1="125" y1="475" x2="475" y2="125" stroke="black" stroke-width="20" />'
     }
     circIcon += '</svg>';
@@ -242,7 +242,7 @@ export async function buildMarkers() {
             name: x.id,
             value: x.value,
             url: '/graph?sid=' + x.id,
-            lastseen: dt.formatJSDate(x.lastseen),
+            lastseen: dt.formatISODate(x.lastseen),
             indoor: x.indoor
         })
             .on('click', e => onMarkerClick(e, true))        // define click- and
@@ -273,7 +273,7 @@ async function onMarkerClick(e, click) {
             ${item.value < 0 ? offlinetext : normaltext}
         </table>
         <div id="infoBtn">
-            <a href="#" class="speciallink">Grafik anzeigen</a>
+            <a href="#" class="speciallink">Show chart</a>
         </div>
     </div>
 </div>`
@@ -298,3 +298,37 @@ async function setCenter(adr) {
     map.setView([parseFloat(data.lat), parseFloat(data.lon)]);
     console.log(data);
 }
+
+/*
+// Show the last date below tha map grafics
+async function showLastDate(dt) {
+    const url = `http://localhost:3004/getproperties?type=noise&box=${bounds.toBBoxString()}`
+
+    let ret = await fetch(url)
+        .catch(e => {
+            console.log(e)
+        });
+    let sensors = await ret.json()
+
+    let url = '/api/getdata';
+    let ld = moment(dt);
+    let last = ld.subtract(1,'h')
+    let erg;
+    let allsens
+    try {
+        erg = await $.getJSON(url + `?data=props&last=1900-01-01`);
+        allsens = erg.count
+        erg = await $.getJSON(url + `?data=props&last=${last.format('YYYY-MM-DD HH:mm')}`);
+        if ((erg != undefined) && (erg.values[0].error != undefined)) {
+            showError(3,erg.values[0].error,aktsensorid);
+            return;
+        }
+    }
+    catch(e) {
+        console.log(e)
+    }
+    $('#mapdate').html('Werte von ' + ld.format('YYYY-MM-DD HH:mm'));
+    $('#actsensors').html(`${erg.count} aktive Sensoren (angemeldet ${allsens})`)
+}
+
+ */
\ No newline at end of file
diff --git a/public/stylesheets/style.css b/public/stylesheets/style.css
index b4ec14b..d815efa 100644
--- a/public/stylesheets/style.css
+++ b/public/stylesheets/style.css
@@ -73,6 +73,15 @@ header #h1datum {
   overflow: hidden;
   z-index: 1;
 }
+#map #infoTable table, #map #infoTable tr, #map #infoTable td {
+  margin: auto;
+  text-align: center;
+  border: none !important;
+}
+#map #infoBtn {
+  margin-top: 10px;
+  text-align: center;
+}
 
 #author {
   font-size: 80%;
diff --git a/public/stylesheets/style.css.map b/public/stylesheets/style.css.map
index 6127f7c..fdec3aa 100644
--- a/public/stylesheets/style.css.map
+++ b/public/stylesheets/style.css.map
@@ -1 +1 @@
-{"version":3,"sourceRoot":"","sources":["style.sass"],"names":[],"mappings":"AAUA;EACE;EACA;EACA;EACA;EACA;EACA;EACA,kBAfW;;;AAiBb;EACE;;;AAEF;EACE;EACA;EACA;EACA;EACA;EACA;EACA;;;AAEF;EACE;;;AAEF;EACE;EACA;;AAEA;EACE;EACA;EACA;;AAEF;EACE;EACA;EACA;EACA;;AAEF;EACE;EACA;;;AAEJ;EACE;EACA;EACA;;AAEA;EACE;EACA;;AAEF;EACE;EACA;;AACA;EACE;;;AAEN;EACE;EACA;EACA;EACA;EACA,eAzEc;EA0Ed;EACA;EACA;;;AAEF;EACE;EACA;EACA;EACA;EACA;;AAEA;EACE;;AAEF;EACE;;;AAGJ;EACE;EACA;EACA;EACA;EACA;;;AAEF;EACE;EACA;;;AAEF;EACE;EACA;EACA;;;AAEF;EACE;EACA;EACA;EACA;EACA;;;AAEF;EACE;;;AAEF;EACE;EACA","file":"style.css"}
\ No newline at end of file
+{"version":3,"sourceRoot":"","sources":["style.sass"],"names":[],"mappings":"AAUA;EACE;EACA;EACA;EACA;EACA;EACA;EACA,kBAfW;;;AAiBb;EACE;;;AAEF;EACE;EACA;EACA;EACA;EACA;EACA;EACA;;;AAEF;EACE;;;AAEF;EACE;EACA;;AAEA;EACE;EACA;EACA;;AAEF;EACE;EACA;EACA;EACA;;AAEF;EACE;EACA;;;AAEJ;EACE;EACA;EACA;;AAEA;EACE;EACA;;AAEF;EACE;EACA;;AACA;EACE;;;AAEN;EACE;EACA;EACA;EACA;EACA,eAzEc;EA0Ed;EACA;EACA;;AAEA;EACE;EACA;EACA;;AACF;EACE;EACA;;;AAGJ;EACE;EACA;EACA;EACA;EACA;;AAEA;EACE;;AAEF;EACE;;;AAGJ;EACE;EACA;EACA;EACA;EACA;;;AAEF;EACE;EACA;;;AAEF;EACE;EACA;EACA;;;AAEF;EACE;EACA;EACA;EACA;EACA;;;AAEF;EACE;;;AAEF;EACE;EACA","file":"style.css"}
\ No newline at end of file
diff --git a/public/stylesheets/style.sass b/public/stylesheets/style.sass
index aed6785..104e690 100644
--- a/public/stylesheets/style.sass
+++ b/public/stylesheets/style.sass
@@ -76,6 +76,15 @@ header
   overflow: hidden
   z-index: 1
 
+  #infoTable table, #infoTable tr, #infoTable td
+    margin: auto
+    text-align: center
+    border: none !important
+  #infoBtn
+    margin-top: 10px
+    text-align: center
+
+
 #author
   font-size: 80%
   width: 95%