membership provider without login controls

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.NET

.NET4

can membership providers used without login controls i.e., designing a login website without using login controls and need to check the membership providers??? If so please suggest me how????
I have....

<table align="center">
<tr>
<td>
UserName
</td>
<td>
<asp:TextBox ID="txtUsername" runat="server" Width="150px">
</asp:TextBox>
<asp:RequiredFieldValidator ID="rqrUsername" ControlToValidate="txtUsername" EnableClientScript="true" Text="Please enter User Name!!!" runat="server" >
</asp:RequiredFieldValidator>
</td>
</tr>
<tr>
<td>
Password
</td>
<td>
<asp:TextBox ID="txtPassword" runat="server" Width="150px">
</asp:TextBox>
<asp:RequiredFieldValidator ID="rqrPassword" ControlToValidate="txtPassword" EnableClientScript="true" Text="Please enter Password!!!" runat="server" >
</asp:RequiredFieldValidator>
</td>
</tr>
<tr>
<td colspan="2" align="center">
<asp:Button ID="btnLogin" runat="server" Text="Log In" OnClick="btnLogin_click"/>
</td>
</tr>
</table>
<table align="center">
<tr>
<td>
NEW USER???
<asp:Button ID="btnSignin" runat="server" Text="Sign IN"
        onclick="btnSignin_Click" />
</td>
</tr>
</table>

this is my code with out login controls....and suggest me the membership provider for username and password