<%@ Page Language="C#"
 StylesheetTheme="default"
 MasterPageFile="~/MainMasterWithoutManager.master"
 AutoEventWireup="true" CodeFile="MainContent1.aspx.cs"
 Inherits="MainContent1" Title="Untitled Page" %>
<asp:Content ID="Content1" ContentPlaceHolderID="ContentPlaceHolder1" Runat="Server">
<asp:ScriptManager ID="ScriptManager1" runat="server">
<Scripts>
    <asp:ScriptReference Path="~/myFunctions.js" />
</Scripts>
</asp:ScriptManager>
 
<script type="text/javascript" language="javascript">
    Sys.WebForms.PageRequestManager.getInstance().add_beginRequest(BeginRequestHandler);
</script>
 
<asp:UpdatePanel ID="UpdatePanel1" runat="server">
<ContentTemplate>
    <asp:Label ID="lblFilterText"
 AssociatedControlID="txtFilterText" runat="server"
 Text="Filter the GridView: " />&nbsp;&nbsp;
    <asp:TextBox ID="txtFilterText" runat="server" />
    <br />
    <asp:Button ID="btnFilter" runat="server" Text="Filter The GridView" />
        <br />
        <br />
        <asp:GridView ID="GridView1"
 runat="server" AutoGenerateColumns="False"
 CellPadding="4"
            DataKeyNames="EmployeeID"
 DataSourceID="SqlDataSource1" ForeColor="#333333"
 GridLines="None">
            <FooterStyle BackColor="#5D7B9D" Font-Bold="True" ForeColor="White" />
            <Columns>
                <asp:BoundField DataField="EmployeeID" HeaderText="EmployeeID"
 InsertVisible="False"
                    ReadOnly="True" SortExpression="EmployeeID" />
                <asp:BoundField DataField="LastName" HeaderText="LastName" SortExpression="LastName" />
                <asp:BoundField DataField="FirstName" HeaderText="FirstName" SortExpression="FirstName" />
                <asp:BoundField DataField="Title" HeaderText="Title" SortExpression="Title" />
                <asp:BoundField DataField="City" HeaderText="City" SortExpression="City" />
                <asp:BoundField DataField="Country" HeaderText="Country" SortExpression="Country" />
            </Columns>
            <RowStyle BackColor="#F7F6F3" ForeColor="#333333" />
            <EditRowStyle BackColor="#999999" />
            <SelectedRowStyle BackColor="#E2DED6" Font-Bold="True" ForeColor="#333333" />
            <PagerStyle BackColor="#284775" ForeColor="White" HorizontalAlign="Center" />
            <HeaderStyle BackColor="#5D7B9D" Font-Bold="True" ForeColor="White" />
            <AlternatingRowStyle BackColor="White" ForeColor="#284775" />
            <EmptyDataTemplate>
                <strong>No data mactches your filter!!</strong>
            </EmptyDataTemplate>
        </asp:GridView>
        <asp:SqlDataSource
 ID="SqlDataSource1" runat="server"
 ConnectionString="<%$ ConnectionStrings:NorthwindConnectionString %>"
            SelectCommand="SELECT
 [EmployeeID], [LastName], [FirstName], [Title], [City], [Country] FROM
 [Employees] WHERE ([FirstName] LIKE '%' + @FirstName + '%')"
 OnSelecting="SqlDataSource1_Selecting">
            <SelectParameters>
                <asp:ControlParameter ControlID="txtFilterText" DefaultValue="%" Name="FirstName"
                    PropertyName="Text" Type="String" />
            </SelectParameters>
        </asp:SqlDataSource>
        <asp:UpdateProgress ID="UpdateProgress1" runat="server">
            <ProgressTemplate>
                <p>
                    <img src="loading.gif" alt="" />&nbsp; <strong>Your
 request is processed!!</strong></p>
            </ProgressTemplate>
        </asp:UpdateProgress>
    </ContentTemplate>
</asp:UpdatePanel>
</asp:Content>