you can use updatepanel in asp.net
add this in your .aspx page
<pre lang="c#">
<asp:UpdatePanel ID="Upnl" runat="server" UpdateMode="Conditional">
<ContentTemplate>
//Here is your gridView
</ContentTemplate>
<Triggers>
<asp:AsyncPostBackTrigger ControlID="LinkButtonID" />
</Triggers>
</asp:UpdatePanel></pre>