Custom "Remember me next time"

Hello everybody.
I am learning the login control.
ASP.NET Videos are really helpful.
So what I did so far I am showing you :
This is the login div of MasterPage.master :
<div id="login">
<p style="padding-top: 30px; text-align:center">
<asp:LoginView ID="MasterLoginView" runat="server">
<LoggedInTemplate>
Welcome <asp:LoginName ID="MasterLoginName" runat="server" />
</LoggedInTemplate>

<AnonymousTemplate>
Welcome Guest
</AnonymousTemplate>
</asp:LoginView>
</p>
<p style="text-align: center">
[ <asp:LoginStatus ID="MasterLoginStatus" runat="server" ...