ASP.NET: GridView with Scrollbar

1. Define Your GridView as
<asp:Panel ID="Panel1" runat="server" Height="200px"  Width="200px" ScrollBars="Vertical">
    <asp:GridView ID="GridView1" runat="server" RowStyle-VerticalAlign="Bottom" OnRowDataBound="GridView1_RowDataBound">
        <HeaderStyle CssClass="header" Height="20px" />
    </asp:GridView>
</asp:Panel>

2. Create a style as
<style type="text/css"> 
    .header 
    {   
        font-weight:bold;   
        position:absolute;   
        background-color:White; 
    } 
</style>

3. Add Following code at RowDataBound Event of GridView
Protected Sub GridView1_RowDataBound(ByVal sender As Object, ByVal e As GridViewRowEventArgs)
    If e.Row.RowType = DataControlRowType.DataRow Then
        If e.Row.RowIndex = 0 Then
            e.Row.Style.Add("height", "40px")
        End If
    End If
End Sub


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  Alternativelyyou can simply do this tooo
<asp:Panel ID="Panel1" runat="server" BorderStyle="Ridge"  BorderWidth="2"  ScrollBars="Vertical" Width="850" Height="520px" horizontalAlign="NotSet" >
    <asp:GridView ID="GridView1" runat="server" >
    </asp:GridView>
</asp:Panel>