how can i manage login page plz send me code in asp.net with C#

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C#

style="color: #FFFFFF; text-align: left; font-weight: 700; font-family: 'Comic Sans MS'; font-size: x-large; background-color: #009900"> Login Page
<asp:Image ID="loginimg" runat ="server" Width="103px" Height ="75px" ImageUrl="~/Images/Currect_login_image.jpg" />
	User Type:	<asp:DropDownList ID ="ddlstatus" runat="server" Width ="100px"> <asp:ListItem>Candidate <asp:ListItem>Admin
	Email Id:	<asp:TextBox ID="txtid" runat ="server" Width ="150px">
Password:		<asp:TextBox ID="txtpassword" runat ="server" TextMode ="Password" Width ="150px">
<asp:Label ID ="lblerror" runat ="server" style="color: #FF0000; font-family: 'Courier New', Courier, monospace;">
<asp:ImageButton ID="btnlodin" runat ="server" ImageUrl="~/Images/log.jpg" onclick="btnlodin_Click"/>
<asp:LinkButton ID ="lkbtn" runat ="server" style="font-size: medium; font-family: 'Comic Sans MS'; color: #FF0000;" onclick="lkbtn_Click"> Forgot Password ?

this is my disign code of login page....
and the table of this form

Login_id int Checked
User_type varchar(10) Unchecked admin/candidate
User_id varchar(50) Unchecked
Password varchar(16) Unchecked

plz tell me the source code for it in C#.....
how can i handle it...
my system is online exam..