A Task Management System using Three Layer Architecture

<%@ Page Language="C#" AutoEventWireup="true" MasterPageFile="~/Master/MasterPage.master" MaintainScrollPositionOnPostback="true" CodeFile="CreateUser.aspx.cs" Inherits="UI_CreateUser" %>
<%@ MasterType VirtualPath="~/Master/MasterPage.master" %>

<asp:Content ID="Content1" ContentPlaceHolderID="ContentPlaceHolder1" Runat="Server">
 <%--<script type="text/javascript" src="../../Javascript/PageBackJScript.js">
    </script>--%>
    <div>
    <TABLE><TBODY><TR><TD align=center colSpan=2><DIV><asp:TextBox style="OVERFLOW: visible" id="errormsgTextBox" runat="server" BackColor="Transparent" Width="407px" TextMode="MultiLine" ReadOnly="True" BorderStyle="None"></asp:TextBox> 
</DIV></TD></TR><TR><TD 
style="WIDTH: 100px; HEIGHT: 24px" align=right><asp:Label id="Label1" runat="server" Width="86px" Font-Size="Medium" Font-Bold="True" Text="Employee Id"></asp:Label> 
</TD><TD style="WIDTH: 200px; HEIGHT: 24px"><asp:DropDownList id="userIdDropDownList" tabIndex=3 runat="server" Width="168px" Font-Size="Small" DataSourceID="userObjectDataSource" DataTextField="EmployeeId" DataValueField="EmployeeId">
    </asp:DropDownList> </TD></TR><TR><TD 
style="WIDTH: 100px" align=right><asp:Label id="Label2" runat="server" Width="67px" Font-Size="Medium" Font-Bold="True" Text="Password"></asp:Label> 
</TD><TD style="WIDTH: 200px"><asp:TextBox id="passwordTextBox" tabIndex=4 runat="server" Font-Size="Small" TextMode="Password"></asp:TextBox> 
</TD></TR><TR><TD align=center colSpan=2>
    &nbsp;<asp:Button ID="createUserButton" runat="server" Text="Create User" Width="135px" OnClick="createUserButton_Click" /></TD></TR><TR><TD style="HEIGHT: 192px" 
align=left colSpan=2 valign="top">
        &nbsp; &nbsp;&nbsp;
        <asp:GridView ID="GridView1" runat="server" DataSourceID="userInoObjectDataSource" CellPadding="4" ForeColor="#333333" GridLines="None"
           >
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            <AlternatingRowStyle BackColor="White" ForeColor="#284775" />
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    </TD></TR></TBODY></TABLE>
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        &nbsp;
        <asp:ObjectDataSource ID="userObjectDataSource" runat="server" SelectMethod="SelectAllEmployeeId"
            TypeName="EmployeeBLL"></asp:ObjectDataSource>
        <asp:ObjectDataSource ID="userInoObjectDataSource" runat="server" SelectMethod="SelectAllUserData"
            TypeName="EmployeeBLL"></asp:ObjectDataSource>
</asp:Content>