Fix eventi search da udpate text

NKC_WF/WebUserControls/cmp_menuTop.ascx

@@ -48,7 +48,7 @@
 
     </ul>
     <div runat="server" id="divSearch" class="form-inline my-2 my-lg-0">
-      <asp:TextBox runat="server" ID="txtSearch" class="form-control mr-sm-2" type="search" placeholder="Search" aria-label="Search" OnTextChanged="txtSearch_TextChanged" />
+      <asp:TextBox runat="server" ID="txtSearch" class="form-control mr-sm-2" type="search" placeholder="Search" aria-label="Search" AutoPostBack="true" OnTextChanged="txtSearch_TextChanged" />
       <asp:LinkButton runat="server" ID="lbtSearch" class="btn btn-secondary my-2 my-sm-0" type="submit" OnClick="lbtSearch_Click">Search <i class="fa fa-search" aria-hidden="true"></i></asp:LinkButton>
     </div>
   </div>

NKC_WF/WebUserControls/cmp_menuTop.ascx.cs

@@ -16,6 +16,7 @@ namespace NKC_WF.WebUserControls
       if (!Page.IsPostBack)
       {
         searchVal = "";
+        doSearch();
         updateTreeMenu();
       }
     }