diff --git a/Jenkinsfile b/Jenkinsfile
index e048d708..33093802 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -17,7 +17,7 @@ pipeline {
 
       /* calcolo numero versione... diverso x branch MASTER/DEVELOP */
       script {
-        withEnv(['NEXT_BUILD_NUMBER=683']) {
+        withEnv(['NEXT_BUILD_NUMBER=684']) {
           // env.versionNumber = VersionNumber(versionNumberString : '4.9.${BUILD_DATE_FORMATTED, "yyMM"}.${BUILDS_ALL_TIME}', projectStartDate : '2006-01-01', skipFailedBuilds: true)
           env.versionNumber = VersionNumber(versionNumberString : '4.9.${BUILD_DATE_FORMATTED, "yyMM"}.${BUILDS_ALL_TIME}', projectStartDate : '2006-01-01', skipFailedBuilds: true, overrideBuildsAllTime: '${NEXT_BUILD_NUMBER}')
             env.APP_NAME = 'MAPO'
diff --git a/MP-Tablet/WebUserControls/mod_title.ascx b/MP-Tablet/WebUserControls/mod_title.ascx
index 2f7e218e..55919e43 100644
--- a/MP-Tablet/WebUserControls/mod_title.ascx
+++ b/MP-Tablet/WebUserControls/mod_title.ascx
@@ -1,6 +1,6 @@
 <%@ Control Language="C#" AutoEventWireup="true" CodeBehind="mod_title.ascx.cs" Inherits="MoonProTablet.WebUserControls.mod_title" %>
 
-<nav class="navbar navbar-expand-md navbar-dark bg-dark text-light my-0 py-0 px-2 bg-black titleBlock">
+<nav class="navbar navbar-expand fixed-top navbar-dark bg-black text-light my-0 py-0 px-2 titleBlock">
   <a class="navbar-brand p-0 align-text-bottom" href=".">
     <asp:Image ID="logoSW" ImageUrl="../images/logoSteamware.png" runat="server" Height="40px" CssClass="img-fluid" /> <strong>MPTAB</strong>
   </a>