diff --git a/.tests/tests/InternalAPITest.php b/.tests/tests/InternalAPITest.php
index 94c0550..8828954 100644
--- a/.tests/tests/InternalAPITest.php
+++ b/.tests/tests/InternalAPITest.php
@@ -150,6 +150,87 @@ class InternalAPITest extends UloggerAPITestCase {
     $this->assertEquals((string) $position->trackname, $this->testTrackName, "Wrong trackname");
   }
 
+  public function testGetPositionsUserLatest() {
+    $this->assertTrue($this->authenticate(), "Authentication failed");
+
+    $trackId = $this->addTestTrack($this->testUserId);
+    $this->addTestPosition($this->testUserId, $trackId, $this->testTimestamp);
+    $this->addTestPosition($this->testUserId, $trackId, $this->testTimestamp + 3);
+    $this->assertEquals(1, $this->getConnection()->getRowCount("tracks"), "Wrong row count");
+    $this->assertEquals(2, $this->getConnection()->getRowCount("positions"), "Wrong row count");
+
+    $userId = $this->addTestUser($this->testUser, password_hash($this->testPass, PASSWORD_DEFAULT));
+    $trackId2 = $this->addTestTrack($userId);
+    $this->addTestPosition($userId, $trackId2, $this->testTimestamp + 2);
+    $this->addTestPosition($userId, $trackId2, $this->testTimestamp + 1);
+    $this->assertEquals(2, $this->getConnection()->getRowCount("tracks"), "Wrong row count");
+    $this->assertEquals(4, $this->getConnection()->getRowCount("positions"), "Wrong row count");
+
+    $options = [
+      "http_errors" => false,
+      "query" => [ "userid" => $this->testUserId, "last" => 1 ],
+    ];
+    $response = $this->http->get("/utils/getpositions.php", $options);
+    $this->assertEquals(200, $response->getStatusCode(), "Unexpected status code");
+
+    $xml = $this->getXMLfromResponse($response);
+    $this->assertTrue($xml !== false, "XML object is false");
+    $this->assertEquals($xml->position->count(), 1, "Wrong count of positions");
+
+    $position = $xml->position[0];
+    $this->assertEquals((int) $position["id"], 2, "Wrong position id");
+    $this->assertEquals((float) $position->latitude, $this->testLat, "Wrong latitude");
+    $this->assertEquals((float) $position->longitude, $this->testLon, "Wrong longitude");
+    $this->assertEquals((int) $position->timestamp, $this->testTimestamp + 3, "Wrong timestamp");
+    $this->assertEquals((string) $position->username, $this->testAdminUser, "Wrong username");
+    $this->assertEquals((string) $position->trackname, $this->testTrackName, "Wrong trackname");
+  }
+
+  public function testGetPositionsAllUsersLatest() {
+    $this->assertTrue($this->authenticate(), "Authentication failed");
+    $userId = $this->addTestUser($this->testUser, password_hash($this->testPass, PASSWORD_DEFAULT));
+
+    $trackId = $this->addTestTrack($this->testUserId);
+    $this->addTestPosition($this->testUserId, $trackId, $this->testTimestamp);
+    $this->addTestPosition($this->testUserId, $trackId, $this->testTimestamp + 3);
+    $this->assertEquals(1, $this->getConnection()->getRowCount("tracks"), "Wrong row count");
+    $this->assertEquals(2, $this->getConnection()->getRowCount("positions"), "Wrong row count");
+
+    $trackName = "Track 2";
+    $trackId2 = $this->addTestTrack($userId, $trackName);
+    $this->addTestPosition($userId, $trackId2, $this->testTimestamp + 2);
+    $this->addTestPosition($userId, $trackId2, $this->testTimestamp + 1);
+    $this->assertEquals(2, $this->getConnection()->getRowCount("tracks"), "Wrong row count");
+    $this->assertEquals(4, $this->getConnection()->getRowCount("positions"), "Wrong row count");
+
+    $options = [
+      "http_errors" => false,
+      "query" => [ "last" => 1 ],
+    ];
+    $response = $this->http->get("/utils/getpositions.php", $options);
+    $this->assertEquals(200, $response->getStatusCode(), "Unexpected status code");
+
+    $xml = $this->getXMLfromResponse($response);
+    $this->assertTrue($xml !== false, "XML object is false");
+    $this->assertEquals($xml->position->count(), 2, "Wrong count of positions");
+
+    $position = $xml->position[0];
+    $this->assertEquals((int) $position["id"], 2, "Wrong position id");
+    $this->assertEquals((float) $position->latitude, $this->testLat, "Wrong latitude");
+    $this->assertEquals((float) $position->longitude, $this->testLon, "Wrong longitude");
+    $this->assertEquals((int) $position->timestamp, $this->testTimestamp + 3, "Wrong timestamp");
+    $this->assertEquals((string) $position->username, $this->testAdminUser, "Wrong username");
+    $this->assertEquals((string) $position->trackname, $this->testTrackName, "Wrong trackname");
+
+    $position = $xml->position[1];
+    $this->assertEquals((int) $position["id"], 3, "Wrong position id");
+    $this->assertEquals((float) $position->latitude, $this->testLat, "Wrong latitude");
+    $this->assertEquals((float) $position->longitude, $this->testLon, "Wrong longitude");
+    $this->assertEquals((int) $position->timestamp, $this->testTimestamp + 2, "Wrong timestamp");
+    $this->assertEquals((string) $position->username, $this->testUser, "Wrong username");
+    $this->assertEquals((string) $position->trackname, $trackName, "Wrong trackname");
+  }
+
   public function testGetPositionsNoTrackId() {
 
     $this->assertTrue($this->authenticate(), "Authentication failed");
@@ -169,15 +250,7 @@ class InternalAPITest extends UloggerAPITestCase {
 
     $xml = $this->getXMLfromResponse($response);
     $this->assertTrue($xml !== false, "XML object is false");
-    $this->assertEquals($xml->position->count(), 1, "Wrong count of positions");
-
-    $position = $xml->position[0];
-    $this->assertEquals((int) $position["id"], 2, "Wrong position id");
-    $this->assertEquals((float) $position->latitude, $this->testLat, "Wrong latitude");
-    $this->assertEquals((float) $position->longitude, $this->testLon, "Wrong longitude");
-    $this->assertEquals((int) $position->timestamp, $this->testTimestamp + 1, "Wrong timestamp");
-    $this->assertEquals((string) $position->username, $this->testAdminUser, "Wrong username");
-    $this->assertEquals((string) $position->trackname, $this->testTrackName, "Wrong trackname");
+    $this->assertEquals(0, $xml->position->count(), "Wrong count of positions");
   }
 
   public function testGetPositionsNoUserId() {
@@ -199,8 +272,8 @@ class InternalAPITest extends UloggerAPITestCase {
 
     $xml = $this->getXMLfromResponse($response);
 
-    $this->assertTrue($xml !== false, "XML object is not false");
-    $this->assertEquals($xml->position->count(), 0, "Wrong count of positions");
+    $this->assertTrue($xml !== false, "XML object is false");
+    $this->assertEquals(0, $xml->position->count(), "Wrong count of positions");
   }
 
   public function testGetPositionsNoAuth() {
diff --git a/.tests/tests/PositionTest.php b/.tests/tests/PositionTest.php
index 1aebb2b..72bf59f 100644
--- a/.tests/tests/PositionTest.php
+++ b/.tests/tests/PositionTest.php
@@ -106,6 +106,38 @@ class PositionTest extends UloggerDatabaseTestCase {
     $this->assertEquals($lastPosition->id, $pos4, "Wrong last position (user)");
   }
 
+  public function testGetLastAllUsers() {
+    $userId = $this->addTestUser();
+    $userId2 = $this->addTestUser($this->testUser2);
+    $trackId1 = $this->addTestTrack($userId);
+    $trackId2 = $this->addTestTrack($userId);
+    $pos1 = $this->addTestPosition($userId, $trackId1, $this->testTimestamp + 3);
+    $pos2 = $this->addTestPosition($userId2, $trackId2, $this->testTimestamp + 1);
+    $pos3 = $this->addTestPosition($userId, $trackId1, $this->testTimestamp);
+    $pos4 = $this->addTestPosition($userId2, $trackId2, $this->testTimestamp + 2);
+    $this->assertEquals(2, $this->getConnection()->getRowCount('tracks'), "Wrong row count");
+    $this->assertEquals(4, $this->getConnection()->getRowCount('positions'), "Wrong row count");
+    $posArr = uPosition::getLastAllUsers();
+    $this->assertEquals(2, count($posArr), "Wrong row count");
+    foreach ($posArr as $position) {
+      /** @var uPosition $position */
+      switch ($position->id) {
+        case 1:
+          $this->assertEquals($this->testTimestamp + 3, $position->timestamp);
+          $this->assertEquals($userId, $position->userId);
+          $this->assertEquals($trackId1, $position->trackId);
+          break;
+        case 4:
+          $this->assertEquals($this->testTimestamp + 2, $position->timestamp);
+          $this->assertEquals($userId2, $position->userId);
+          $this->assertEquals($trackId2, $position->trackId);
+          break;
+        default:
+          $this->assert("Unexpected position: {$position->id}");
+      }
+    }
+  }
+
   public function testGetAll() {
     $userId = $this->addTestUser();
     $userId2 = $this->addTestUser($this->testUser2);
diff --git a/helpers/position.php b/helpers/position.php
index b9d7149..08e43f3 100644
--- a/helpers/position.php
+++ b/helpers/position.php
@@ -202,54 +202,34 @@
       return $position;
     }
 
-    /**
-    * Get last position data from database
-    * (for all users)
+   /**
+    * Get last positions for all users
     *
     * @return array|bool Array of uPosition positions, false on error
     */
     public static function getLastAllUsers() {
-      $query = "SELECT 
-                  p.id, 
-                  UNIX_TIMESTAMP(p.time) AS tstamp, 
-                  p.user_id, 
-                  p.track_id, 
-                  p.latitude, 
-                  p.longitude, 
-                  p.altitude, 
-                  p.speed, 
-                  p.bearing, 
-                  p.accuracy, 
-                  p.provider, 
-                  p.comment, 
-                  p.image_id, 
-                  u.login
-                FROM   
-                  " . self::db()->table('positions') . " p 
-                LEFT JOIN " . self::db()->table('users') . " u 
-                  ON ( p.user_id = u.id ) 
+      $query = "SELECT p.id, " . self::db()->unix_timestamp('p.time') . " AS tstamp, p.user_id, p.track_id,
+                p.latitude, p.longitude, p.altitude, p.speed, p.bearing, p.accuracy, p.provider,
+                p.comment, p.image_id, u.login, t.name
+                FROM " . self::db()->table('positions') . " p
+                LEFT JOIN " . self::db()->table('users') . " u ON (p.user_id = u.id)
+                LEFT JOIN " . self::db()->table('tracks') . " t ON (p.track_id = t.id)
                 WHERE  p.id = (
-                        SELECT 
-                          p2.id 
-                        FROM   
-                          " . self::db()->table('positions') . " p2 
-                        WHERE  
-                          p2.user_id = p.user_id 
-                        ORDER BY 
-                          p2.time DESC, 
-                          p2.id DESC 
-                        LIMIT  1
+                  SELECT p2.id FROM " . self::db()->table('positions') . " p2
+                  WHERE p2.user_id = p.user_id
+                  ORDER BY p2.time DESC, p2.id DESC
+                  LIMIT 1
                 )";
-
-      $result = self::db()->query($query);
-      if ($result === false) {
-        return false;
-      }
       $positionsArr = [];
-      while ($row = $result->fetch_assoc()) {
-        $positionsArr[] = self::rowToObject($row);
+      try {
+        $result = self::db()->query($query);
+        while ($row = $result->fetch()) {
+          $positionsArr[] = self::rowToObject($row);
+        }
+      } catch (PDOException $e) {
+        // TODO: handle exception
+        syslog(LOG_ERR, $e->getMessage());
       }
-      $result->close();
       return $positionsArr;
     }
 
@@ -281,8 +261,8 @@
                 LEFT JOIN " . self::db()->table('tracks') . " t ON (p.track_id = t.id)
                 $where
                 ORDER BY p.time, p.id";
+      $positionsArr = [];
       try {
-        $positionsArr = [];
         $result = self::db()->query($query);
         while ($row = $result->fetch()) {
           $positionsArr[] = self::rowToObject($row);
diff --git a/js/api_gmaps.js b/js/api_gmaps.js
index 0974ac1..76390e4 100755
--- a/js/api_gmaps.js
+++ b/js/api_gmaps.js
@@ -68,9 +68,9 @@ function displayTrack(xml, update) {
     var p = parsePosition(positions[i], i);
     totalMeters += p.distance;
     totalSeconds += p.seconds;
-    p['totalMeters'] = totalMeters;
-    p['totalSeconds'] = totalSeconds;
-    p['coordinates'] = new google.maps.LatLng(p.latitude, p.longitude);
+    p.totalMeters = totalMeters;
+    p.totalSeconds = totalSeconds;
+    p.coordinates = new google.maps.LatLng(p.latitude, p.longitude);
     // set marker
     setMarker(p, i, posLen);
     // update polyline
@@ -126,7 +126,7 @@ function setMarker(p, i, posLen) {
   // marker
   var marker = new google.maps.Marker({
     map: map,
-    position: p.coordinates,
+    position: new google.maps.LatLng(p.latitude, p.longitude),
     title: (new Date(p.timestamp * 1000)).toLocaleString()
   });
   if (latest == 1) { marker.setIcon('images/marker-red.png') }
@@ -179,6 +179,15 @@ function getBounds() {
   return [lon_sw, lat_sw, lon_ne, lat_ne];
 }
 
+function zoomToExtent() {
+  var latlngbounds = new google.maps.LatLngBounds();
+  for (var i = 0; i < markers.length; i++) {
+    var coordinates = new google.maps.LatLng(markers[i].position.lat(), markers[i].position.lng());
+    latlngbounds.extend(coordinates);
+  }
+  map.fitBounds(latlngbounds);
+}
+
 function zoomToBounds(b) {
   var sw = new google.maps.LatLng(b[1], b[0]);
   var ne = new google.maps.LatLng(b[3], b[2]);
diff --git a/js/api_openlayers.js b/js/api_openlayers.js
index 248c673..dd9e808 100755
--- a/js/api_openlayers.js
+++ b/js/api_openlayers.js
@@ -290,6 +290,7 @@ function cleanup() {
   document.getElementById('map-canvas').innerHTML = '';
 }
 
+
 function displayTrack(xml, update) {
   altitudes = {};
   var totalMeters = 0;
@@ -301,8 +302,8 @@ function displayTrack(xml, update) {
     var p = parsePosition(positions[i], i);
     totalMeters += p.distance;
     totalSeconds += p.seconds;
-    p['totalMeters'] = totalMeters;
-    p['totalSeconds'] = totalSeconds;
+    p.totalMeters = totalMeters;
+    p.totalSeconds = totalSeconds;
     // set marker
     setMarker(p, i, posLen);
     // update polyline
@@ -409,6 +410,10 @@ function getBounds() {
   return [lon_sw, lat_sw, lon_ne, lat_ne];
 }
 
+function zoomToExtent() {
+  map.getView().fit(layerMarkers.getSource().getExtent())
+}
+
 function zoomToBounds(b) {
   var bounds = ol.proj.transformExtent(b, 'EPSG:4326', 'EPSG:900913');
   map.getView().fit(bounds);
diff --git a/js/main.js b/js/main.js
index aa996b1..f92da4f 100755
--- a/js/main.js
+++ b/js/main.js
@@ -134,16 +134,6 @@ function getXHR() {
   return xmlhttp;
 }
 
-function reload(userid, trackid){
-  var usersSelect = document.getElementsByName('user')[0];
-  if (usersSelect[usersSelect.selectedIndex].text == lang['allusers']) {
-      loadLastPositionAllUsers();
-    }
-    else{
-      loadTrack(userid, trackid, 0);
-    }
-}
-
 function loadTrack(userid, trackid, update) {
   var title = document.getElementById('track').getElementsByClassName('menutitle')[0];
   if (trackid < 0) { return; }
@@ -170,7 +160,6 @@ function loadTrack(userid, trackid, update) {
 }
 
 function loadLastPositionAllUsers() {
-  if (latest == 1) { trackid = 0; }
   var xhr = getXHR();
   xhr.onreadystatechange = function () {
     if (xhr.readyState == 4) {
@@ -179,16 +168,22 @@ function loadLastPositionAllUsers() {
         var xml = xhr.responseXML;
         var positions = xml.getElementsByTagName('position');
         var posLen = positions.length;
+        var timestampMax = 0;
         for (var i = 0; i < posLen; i++) {
           var p = parsePosition(positions[i], i);
           // set marker
           setMarker(p, i, posLen);
+          if (p.timestamp > timestampMax) {
+            timestampMax = p.timestamp;
+          }
         }
+        zoomToExtent();
+        updateSummary(timestampMax);
       }
       xhr = null;
     }
   }
-  xhr.open('GET', 'utils/getpositions.php?trackid=' + trackid + '&userid=' + userid + '&last=' + latest, true);
+  xhr.open('GET', 'utils/getpositions.php?last=' + latest, true);
   xhr.send();
 }
 
@@ -264,15 +259,6 @@ function getPopupHtml(p, i, count) {
       '<img class="icon" alt="' + lang['tdistance'] + '" title="' + lang['tdistance'] + '" src="images/distance_blue.svg"> ' +
       (p.totalMeters.toKm() * factor_km).toFixed(2) + ' ' + unit_km + '<br>' + '</div>';
   }
-  if (p.username == null){
-    p.username = lang["nousername"];
-  }
-  if (p.trackname == null){
-    p.trackname = lang["notrackname"];
-  }
-  if (p.comments == null){
-    p.comments = lang["nocomment"];
-  }
   var popup =
     '<div id="popup">' +
     '<div id="pheader">' +
@@ -407,27 +393,22 @@ Number.prototype.toKmH = function() {
   return Math.round(this * 3600 / 10) / 100;
 };
 
-// negate value
+// toggle latest
 function toggleLatest() {
   var usersSelect = document.getElementsByName('user')[0];
   if (latest == 0) {
-    if (usersSelect.options[usersSelect.length-1].text != lang['allusers']){
-      var option = document.createElement("option");
-      option.text = lang['allusers'];
-      if (usersSelect.length >= 2){
-        usersSelect.add(option);
-      }
+    if (!hasAllUsers() && usersSelect.length > 2) {
+      usersSelect.options.add(new Option('- ' + lang['allusers'] + ' -', 'all'), usersSelect.options[1]);
     }
     latest = 1;
     loadTrack(userid, 0, 1);
-  }
-  else {
-    if (usersSelect.options[usersSelect.length-1].text == lang['allusers']){
-      usersSelect.remove(usersSelect.length-1);
+  } else {
+    if (hasAllUsers()) {
+      usersSelect.selectedIndex = 0;
+      usersSelect.remove(1);
     }
     latest = 0;
     loadTrack(userid, trackid, 1);
-
   }
 }
 
@@ -449,17 +430,10 @@ function selectTrack(f) {
 
 function selectUser(f) {
   userid = f.options[f.selectedIndex].value;
-  
-  if (f.options[f.selectedIndex].text == lang['allusers']){
-    var trackSelect = document.getElementsByName('track')[0];
-    var length = trackSelect.options.length;
-    for (i = 0; i < length; i++) {
-      trackSelect.options[i] = null;
-    }
+  if (isSelectedAllUsers()) {
+    clearOptions(document.getElementsByName('track')[0]);
     loadLastPositionAllUsers();
-  }
-  else{
-    document.getElementById('latest').checked = false;
+  } else {
     getTracks(userid);
   }
 }
@@ -514,23 +488,41 @@ function clearOptions(el) {
   }
 }
 
+function reload(userid, trackid) {
+  if (isSelectedAllUsers()) {
+    loadLastPositionAllUsers();
+  } else {
+    loadTrack(userid, trackid, 0);
+  }
+}
+
 function autoReload() {
   if (live == 0) {
     live = 1;
-    var usersSelect = document.getElementsByName('user')[0];
-    if (usersSelect[usersSelect.selectedIndex].text == lang['allusers']) {
+    if (isSelectedAllUsers()) {
       auto = setInterval(function () { loadLastPositionAllUsers(); }, interval * 1000);
-    }
-    else{
+    } else {
       auto = setInterval(function () { loadTrack(userid, trackid, 0); }, interval * 1000);
     }
-  }
-  else {
+  } else {
     live = 0;
     clearInterval(auto);
   }
 }
 
+function isSelectedAllUsers() {
+  var usersSelect = document.getElementsByName('user')[0];
+  return usersSelect[usersSelect.selectedIndex].value == 'all';
+}
+
+function hasAllUsers() {
+  var usersSelect = document.getElementsByName('user')[0];
+  if (usersSelect.length > 2 && usersSelect.options[1].value == 'all') {
+    return true;
+  }
+  return false;
+}
+
 function setTime() {
   var i = parseInt(prompt(lang['newinterval']));
   if (!isNaN(i) && i != interval) {
@@ -600,7 +592,11 @@ function waitAndInit(api) {
     zoomToBounds(savedBounds);
     update = 0;
   }
-  loadTrack(userid, trackid, update);
+  if (latest && isSelectedAllUsers()) {
+    loadLastPositionAllUsers();
+  } else {
+    loadTrack(userid, trackid, update);
+  }
   // save current api as default
   setCookie('api', api, 30);
 }
diff --git a/lang/en.php b/lang/en.php
index 6ceacc0..139f37d 100644
--- a/lang/en.php
+++ b/lang/en.php
@@ -121,9 +121,9 @@ $lang["iparsefailure"] = "Parsing failed";
 $lang["idatafailure"] = "No track data in imported file";
 $lang["isizefailure"] = "The uploaded file size should not exceed %d bytes"; // substitutes number of bytes
 $lang["imultiple"] = "Notice, multiple tracks imported (%d)"; // substitutes number of imported tracks
-$lang["allusers"] = "All Users";
-$lang["notrackname"] = "No Track";
-$lang["nousername"] = "No User";
-$lang["nocomment"] = "No Comment";
+$lang["allusers"] = "All users";
+$lang["notrackname"] = "No track";
+$lang["nousername"] = "No user";
+$lang["nocomment"] = "No comment";
 
 ?>
diff --git a/utils/getpositions.php b/utils/getpositions.php
index 86d5393..8b6f02f 100755
--- a/utils/getpositions.php
+++ b/utils/getpositions.php
@@ -34,7 +34,7 @@ if ($userId) {
     if ($trackId) {
       // get all track data
       $positionsArr = uPosition::getAll($userId, $trackId);
-    } else {
+    } else if ($last) {
       // get data only for latest point
       $position = uPosition::getLast($userId);
       if ($position->isValid) {
@@ -42,9 +42,8 @@ if ($userId) {
       }
     }
   }
-}
-else{
-  if ($last) {
+} else if ($last) {
+  if (uConfig::$public_tracks || ($auth->isAuthenticated() && ($auth->isAdmin()))) {
     $positionsArr = uPosition::getLastAllUsers();
   }
 }
@@ -72,9 +71,9 @@ foreach ($positionsArr as $position) {
     $xml->writeElement("username", $position->userLogin);
     $xml->writeElement("trackid", $position->trackId);
     $xml->writeElement("trackname", $position->trackName);
-    $distance = isset($prevPosition) ? $position->distanceTo($prevPosition) : 0;
+    $distance = !$last && isset($prevPosition) ? $position->distanceTo($prevPosition) : 0;
     $xml->writeElement("distance", round($distance));
-    $seconds = isset($prevPosition) ? $position->secondsTo($prevPosition) : 0;
+    $seconds = !$last && isset($prevPosition) ? $position->secondsTo($prevPosition) : 0;
     $xml->writeElement("seconds", $seconds);
   $xml->endElement();
   $prevPosition = $position;