diff --git a/MP-Site/MappaStatoSeq.aspx.designer.cs b/MP-Site/MappaStatoSeq.aspx.designer.cs
index 9be6cbc6..6f58210d 100644
--- a/MP-Site/MappaStatoSeq.aspx.designer.cs
+++ b/MP-Site/MappaStatoSeq.aspx.designer.cs
@@ -65,14 +65,5 @@ namespace MoonPro {
         /// Per la modifica, spostare la dichiarazione di campo dal file di progettazione al file code-behind.
         /// </remarks>
         protected global::MoonPro.WebUserControls.mod_sequencerStatiJS mod_sequencerStatiJS2;
-        
-        /// <summary>
-        /// Controllo btnReload.
-        /// </summary>
-        /// <remarks>
-        /// Campo generato automaticamente.
-        /// Per la modifica, spostare la dichiarazione di campo dal file di progettazione al file code-behind.
-        /// </remarks>
-        protected global::System.Web.UI.WebControls.Button btnReload;
     }
 }
diff --git a/MP-Site/Web.config b/MP-Site/Web.config
index 0bb2eb88..22b5a38a 100644
--- a/MP-Site/Web.config
+++ b/MP-Site/Web.config
@@ -15,7 +15,7 @@
     <add key="IOB_RedEnab" value="true" />
     <add key="RedEnab" value="true" />
     <!--valore durata cache x seq stati in minuti-->
-    <add key="seqCacheDurMin" value="15" />
+    <add key="seqCacheDurMin" value="7" />
     <!--<add key="seqCacheDurMin" value="1440" />-->
     <!--default valori-->
     <add key="appName" value="MoonPro.18" />
diff --git a/MP-Site/WebUserControls/mod_sequencerStatiJS.ascx b/MP-Site/WebUserControls/mod_sequencerStatiJS.ascx
index bce21f2e..37d2c2c8 100644
--- a/MP-Site/WebUserControls/mod_sequencerStatiJS.ascx
+++ b/MP-Site/WebUserControls/mod_sequencerStatiJS.ascx
@@ -7,6 +7,19 @@
 <asp:HiddenField runat="server" ID="hfDataFrom" />
 <asp:HiddenField runat="server" ID="hfDataTo" />
 
+<div id="spinner" class="text-center">
+  <h2>Caricamento Dati</h2>
+  <i class="fa fa-refresh fa-pulse fa-3x fa-fw"></i>
+  <p><i>Ricalcolo periodo</i></p>
+  <%--<div class="row justify-content-md-center">
+    <div class="col-6">
+      <div class="progress">
+        <div class="progress-bar progress-bar-striped" role="progressbar" aria-valuenow="100" aria-valuemin="0" aria-valuemax="100" style="width: 100%"></div>
+      </div>
+    </div>
+  </div>--%>
+</div>
+
 <script type="text/javascript">
   // vedere: http://visjs.org/docs/timeline/
 
@@ -44,12 +57,20 @@
         url: "/WS/MPData.asmx/seqStati?idxMacch=" + idxMacc + "&dataFrom='" + dataFrom + "'&dataTo='" + dataTo + "'&numSplit=" + numSplit,
         contentType: "application/json; charset=utf-8",
         dataType: "json",
+        beforeSend: showSpinner_<%=UniqueID.Replace("$","_") %>,
+        complete: hideSpinner_<%=UniqueID.Replace("$","_") %>,
         success: plotSeqStati_<%=UniqueID.Replace("$","_") %>,
         error: plotSeqStati_<%=UniqueID.Replace("$","_") %>
       });
     }
   }
- 
+  function showSpinner_<%=UniqueID.Replace("$","_") %>(response) {
+    $('#spinner').css("display", "block");
+  }
+  function hideSpinner_<%=UniqueID.Replace("$","_") %>(response) {
+    $('#spinner').css("display", "none");
+  }
+
   function plotSeqStati_<%=UniqueID.Replace("$","_") %>(response) {
     // recupero il container grafici
     var container = document.getElementById('tlArea_<%=UniqueID.Replace("$","_") %>');