diff --git a/GPW_Admin/Web.config b/GPW_Admin/Web.config
index 93f3da9..aa72fd0 100644
--- a/GPW_Admin/Web.config
+++ b/GPW_Admin/Web.config
@@ -45,6 +45,7 @@
         <add key="copyRight" value="SteamWare" />
         <add key="CodModulo" value="GPW" />
         <add key="_safePages" value="unauthorized#forceUser#login#login.aspx#test#Test.aspx" />
+        <add key="adminRole" value="GPW_admin" />
         <!--Gestione forzatura priam timbratura ad entrata-->
         <add key="firstIsIN" value="true" />
         <!--Gestione notifiche anomalie-->
diff --git a/GPW_Admin/WebUserControls/mod_approvaTimbr.ascx b/GPW_Admin/WebUserControls/mod_approvaTimbr.ascx
index 006ecc8..79c1e59 100644
--- a/GPW_Admin/WebUserControls/mod_approvaTimbr.ascx
+++ b/GPW_Admin/WebUserControls/mod_approvaTimbr.ascx
@@ -31,18 +31,26 @@
             </EmptyDataTemplate>
             <Columns>
                 <asp:TemplateField>
+                    <HeaderTemplate>
+                        <asp:CheckBox ID="btnSelAll" runat="server" Checked="false" ToolTip="Seleziona tutti" OnCheckedChanged="btnSelAll_Click"
+                            AutoPostBack="true" Visible='<%# userIsAdmin %>' />
+                        <asp:LinkButton ID="btnApproveSelected" runat="server" CssClass="btn btn-warning py-0" ToolTip="Approva tutte selezionate" OnClick="btnApproveSelected_Click" Visible='<%# userIsAdmin %>'><i class="fa fa-thumbs-o-up" aria-hidden="true"></i> Appr</asp:LinkButton>
+                    </HeaderTemplate>
                     <ItemTemplate>
+                        <asp:CheckBox ID="chkSelect" runat="server" Visible='<%# userIsAdmin %>' />
                         <asp:LinkButton runat="server" ID="lbApprova" Visible='<%# userCanApprove && chkLicOk %>' Text="Approva" CommandArgument="approva" CommandName="Select" CssClass="btn btn-sm btn-success"><i class="fa fa-check" aria-hidden="true"></i></asp:LinkButton>
                     </ItemTemplate>
                 </asp:TemplateField>
                 <asp:TemplateField ItemStyle-HorizontalAlign="Left" HeaderText="Dipendente">
                     <ItemTemplate>
                         <asp:Label ID="lblDip" runat="server" Text='<%# cognomeNome(Eval("idxDipendente")) %>' Visible='<%# userCanApprove %>' />
+                        <asp:Label ID="lblIdxDip" runat="server" Text='<%# Eval("idxDipendente") %>' Visible="false" />
                     </ItemTemplate>
                 </asp:TemplateField>
                 <asp:TemplateField HeaderText="dataOra" SortExpression="dataOra" ItemStyle-Wrap="false" ItemStyle-HorizontalAlign="left">
                     <ItemTemplate>
                         <asp:Label ID="lblData" runat="server" Text='<%# Eval("dataOra", "{0:yyyy-MM-dd, ddd - HH:mm}") %>' />
+                        <asp:Label ID="lblDataOra" runat="server" Text='<%# Eval("dataOra", "{0:yyyy-MM-dd HH:mm}") %>' Visible="false" />
                     </ItemTemplate>
                 </asp:TemplateField>
                 <asp:TemplateField ItemStyle-HorizontalAlign="Center">
diff --git a/GPW_Admin/WebUserControls/mod_approvaTimbr.ascx.cs b/GPW_Admin/WebUserControls/mod_approvaTimbr.ascx.cs
index 579156f..8e7c1b3 100644
--- a/GPW_Admin/WebUserControls/mod_approvaTimbr.ascx.cs
+++ b/GPW_Admin/WebUserControls/mod_approvaTimbr.ascx.cs
@@ -1,6 +1,8 @@
 using GPW_data;
 using SteamWare;
 using System;
+using System.Data;
+using System.Web;
 using System.Web.UI;
 using System.Web.UI.WebControls;
 
@@ -8,6 +10,95 @@ namespace GPW_Admin.WebUserControls
 {
     public partial class mod_approvaTimbr : BaseUserControl
     {
+        #region Public Properties
+
+        /// <summary>
+        /// verifica se l'utente possa approvare la modifica oraria
+        /// </summary>
+        public bool userCanApprove
+        {
+            get
+            {
+                bool answ = false;
+                try
+                {
+                    answ = user_std.UtSn.userHasRight("GPW_admin") && chkLicOk;
+                }
+                catch
+                { }
+                return answ;
+            }
+        }
+
+        /// <summary>
+        /// restituisce info se utente sia admin (vedi web.config x ruolo...)
+        /// </summary>
+        public bool userIsAdmin
+        {
+            get
+            {
+                bool answ = false;
+                try
+                {
+                    string adminRole = memLayer.ML.confReadString("adminRole");
+                    answ = user_std.UtSn.userHasRight(adminRole);
+                }
+                catch
+                { }
+                return answ;
+            }
+        }
+
+        #endregion Public Properties
+
+        #region Public Methods
+
+        /// <summary>
+        /// calcola cognome-nome da idx
+        /// </summary>
+        /// <param name="idxDip"></param>
+        /// <returns></returns>
+        public string cognomeNome(object idxDip)
+        {
+            string answ = "";
+            try
+            {
+                int IdxDipendente = 0;
+                if (int.TryParse($"{idxDip}", out IdxDipendente))
+                {
+                    answ = DataProxy.DP.cognomeNomeByIdx(IdxDipendente);
+                }
+            }
+            catch
+            { }
+            return answ;
+        }
+
+        public void doUpdate()
+        {
+            grView.PageSize = utils.pageSize;
+            grView.DataBind();
+        }
+
+        /// <summary>
+        /// inverte valore booleano
+        /// </summary>
+        /// <param name="isEnt"></param>
+        /// <returns></returns>
+        public bool invBool(object valore)
+        {
+            bool answ = true;
+            try
+            {
+                answ = !Convert.ToBoolean(valore);
+            }
+            catch
+            { }
+            return answ;
+        }
+
+        #endregion Public Methods
+
         #region Protected Properties
 
         /// <summary>
@@ -34,63 +125,107 @@ namespace GPW_Admin.WebUserControls
 
         #endregion Protected Properties
 
-        #region Public Properties
+        #region Protected Methods
 
         /// <summary>
-        /// verifica se l'utente possa approvare la modifica oraria
-        /// </summary>
-        public bool userCanApprove
-        {
-            get
-            {
-                bool answ = false;
-                try
-                {
-                    answ = user_std.UtSn.userHasRight("GPW_admin") && chkLicOk;
-                }
-                catch
-                { }
-                return answ;
-            }
-        }
-
-        #endregion Public Properties
-
-        #region Private Methods
-
-        /// <summary>
-        /// imposto ODS
-        /// </summary>
-        private void checkFixOds()
-        {
-            if (filtroDip.valoreInt != -1)
-            {
-                IdxDipSel = filtroDip.valoreInt;
-                ods.SelectMethod = "getNonApprByDip";
-            }
-            else
-            {
-                //memLayer.ML.emptySessionVal("idxDip_sel");
-                IdxDipSel = -1;
-                ods.SelectMethod = "getNonAppr";
-            }
-            grView.DataBind();
-        }
-
-        /// <summary>
-        /// seleziono
+        /// Approva + deseleziona le righe selezionate...
         /// </summary>
         /// <param name="sender"></param>
         /// <param name="e"></param>
-        private void filtroDip_eh_selValore(object sender, EventArgs e)
+        protected void btnApproveSelected_Click(object sender, EventArgs e)
         {
-            // imposto ods
-            checkFixOds();
+            if (sender != null)
+            {
+                // salvo approvazione
+                DateTime dataOra = DateTime.Today;
+                int idxDip = 0;
+                foreach (GridViewRow riga in grView.Rows)
+                {
+                    if (((CheckBox)riga.FindControl("chkSelect")).Checked)
+                    {
+                        idxDip = 0;
+                        try
+                        {
+                            dataOra = Convert.ToDateTime(((Label)riga.FindControl("lblDataOra")).Text);
+                            idxDip = Convert.ToInt32(((Label)riga.FindControl("lblIdxDip")).Text);
+                            logger.lg.scriviLog(string.Format("Approvazione per dip {0} in data/ora {1}", idxDip, dataOra), tipoLog.INFO);
+                        }
+                        catch (Exception exc)
+                        {
+                            logger.lg.scriviLog($"Eccezione durante recupero dati dip/data-ora in approva timbr{Environment.NewLine}{exc}");
+                        }
+                        if (idxDip > 0)
+                        {
+                            // recupero tab timbr non approvate x dip
+                            DS_Applicazione.TimbratureRow rigaTimb = DataProxy.DP.taTimb.getByDipDataOra(idxDip, dataOra)[0];
+                            // effettua arrotondamento (aggiunge/toglie)
+                            int minOrig = dataOra.Minute;
+                            int secOrig = dataOra.Second;
+                            int minArr = 0;
+                            int step = Convert.ToInt32(txtArrot.Text);
+                            if (rigaTimb.entrata)
+                            {
+                                minArr = Convert.ToInt32(Math.Ceiling(Convert.ToDouble(minOrig / step))) * step;
+                            }
+                            else
+                            {
+                                minArr = Convert.ToInt32(Math.Floor(Convert.ToDouble(minOrig / step))) * step;
+                            }
+                            try
+                            {
+                                // modifico data del record
+                                DataProxy.DP.taTimb.stp_Timbr_modifica(idxDip, dataOra, dataOra.AddMinutes(minArr - minOrig).AddSeconds(-secOrig));
+                            }
+                            catch (Exception exc)
+                            {
+                                logger.lg.scriviLog($"Eccezione durante approva timbr{Environment.NewLine}{exc}");
+                            }
+                            try
+                            {
+                                // approvo con data modificata
+                                DataProxy.DP.taTimb.stp_Timbr_Approva(idxDip, dataOra.AddMinutes(minArr - minOrig).AddSeconds(-secOrig));
+                                ((CheckBox)riga.FindControl("chkSelect")).Checked = false;
+                            }
+                            catch (Exception exc)
+                            {
+                                logger.lg.scriviLog($"Eccezione durante approva timbr{Environment.NewLine}{exc}");
+                            }
+                        }
+                    }
+                }
+
+                // update!
+                grView.SelectedIndex = -1;
+                checkFixOds();
+            }
         }
 
-        #endregion Private Methods
-
-        #region Protected Methods
+        /// <summary>
+        /// seleziona/deseleziona le righe indicate...
+        /// </summary>
+        /// <param name="sender"></param>
+        /// <param name="e"></param>
+        protected void btnSelAll_Click(object sender, EventArgs e)
+        {
+            if (sender != null)
+            {
+                // seleziono tutti i valori visibili nel datagrid
+                CheckBox chkbox = ((CheckBox)sender);
+                bool isChecked = chkbox.Checked;
+                if (!isChecked)
+                {
+                    chkbox.ToolTip = "Seleziona tutti";
+                }
+                else
+                {
+                    chkbox.ToolTip = "Deseleziona tutti";
+                }
+                foreach (GridViewRow riga in grView.Rows)
+                {
+                    ((CheckBox)riga.FindControl("chkSelect")).Checked = isChecked;
+                }
+            }
+        }
 
         protected void chkshowAll_CheckedChanged(object sender, EventArgs e)
         {
@@ -192,52 +327,38 @@ namespace GPW_Admin.WebUserControls
 
         #endregion Protected Methods
 
-        #region Public Methods
+        #region Private Methods
 
         /// <summary>
-        ///  calcola cognome-nome da idx
+        /// imposto ODS
         /// </summary>
-        /// <param name="idxDip"></param>
-        /// <returns></returns>
-        public string cognomeNome(object idxDip)
+        private void checkFixOds()
         {
-            string answ = "";
-            try
+            if (filtroDip.valoreInt != -1)
             {
-                int IdxDipendente = 0;
-                if (int.TryParse($"{idxDip}", out IdxDipendente))
-                {
-                    answ = DataProxy.DP.cognomeNomeByIdx(IdxDipendente);
-                }
+                IdxDipSel = filtroDip.valoreInt;
+                ods.SelectMethod = "getNonApprByDip";
+            }
+            else
+            {
+                //memLayer.ML.emptySessionVal("idxDip_sel");
+                IdxDipSel = -1;
+                ods.SelectMethod = "getNonAppr";
             }
-            catch
-            { }
-            return answ;
-        }
-
-        public void doUpdate()
-        {
-            grView.PageSize = utils.pageSize;
             grView.DataBind();
         }
 
         /// <summary>
-        /// inverte valore booleano
+        /// seleziono
         /// </summary>
-        /// <param name="isEnt"></param>
-        /// <returns></returns>
-        public bool invBool(object valore)
+        /// <param name="sender"></param>
+        /// <param name="e"></param>
+        private void filtroDip_eh_selValore(object sender, EventArgs e)
         {
-            bool answ = true;
-            try
-            {
-                answ = !Convert.ToBoolean(valore);
-            }
-            catch
-            { }
-            return answ;
+            // imposto ods
+            checkFixOds();
         }
 
-        #endregion Public Methods
+        #endregion Private Methods
     }
 }
\ No newline at end of file
diff --git a/GPW_Admin/tags.aspx.cs b/GPW_Admin/tags.aspx.cs
index a3c7549..4f534c0 100644
--- a/GPW_Admin/tags.aspx.cs
+++ b/GPW_Admin/tags.aspx.cs
@@ -14,9 +14,6 @@ namespace GPW_Admin
 
         private void Mod_pageSize_eh_nuovaSize(object sender, EventArgs e)
         {
-#if false
-            mod_adminOrario1.doUpdate(); 
-#endif
         }
 
         #endregion Private Methods