I want to scheduling formatting in grid-view

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Gridview

Hi I am going to build schedule for 7 days in gridview for different rooms. but i dont know how i can achieve this formating in gridview. Right now i build schedule in html table. here is my web page image which shows the schedule formatting.
Here is the Image link
http://www.freeimagehosting.net/069d4[^]

here is my aspx code. i want to same formatting in the gridview. I am not expert in the gridview so please help me with some example code how i can achieve this.

<%@ Page Title="Schema" Language="C#" MasterPageFile="~/Site.master" AutoEventWireup="true"
    CodeFile="Schema.aspx.cs" Inherits="_Default" %>
<%@ Import Namespace="System.Data" %>
<%@ Import Namespace="System.Data.OleDb" %>
<%@ Import namespace="System.Data.SqlClient" %>

<%@ Register assembly="AjaxControlToolkit" namespace="AjaxControlToolkit" tagprefix="asp" %>

<asp:Content ID="HeaderContent" runat="server" ContentPlaceHolderID="HeadContent">
   
    <style type="text/css">
        .style1
        {
            width: 100%;
        }
    </style>

<asp:Content ID="BodyContent" runat="server" ContentPlaceHolderID="MainContent">
 <asp:ScriptManager ID="ScriptManager1" runat="server">
    
 
    <%--Schema Header Table--%>
    <table cellpadding="0" cellspacing="0" class="style1">
        <tr>
            <td colspan="5" style="text-align: center; padding-removed 100px;">
                
                           Schema för anläggning:  
                    <asp:DropDownList ID="ddKontor" runat="server" AutoPostBack="True" 
                               onselectedindexchanged="Page_Load">
                        <asp:ListItem Value="O">Odenplan
                        <asp:ListItem Value="S">Strandvägen
                    
                
                           <asp:Label ID="lbmsg" runat="server" ForeColor="Red" Visible="False">
                
            </td>
        </tr>
        <tr>
            <td style="text-align: center; padding-removed 5px;">
                <asp:LinkButton ID="lbForegvecka" runat="server" CommandName="PreviousWeek" 
                    oncommand="lbForegvecka_Command">Föreg vecka
                </td>
            <td style="text-align: center; padding-removed 5px;">
                <asp:LinkButton ID="lbForegmanad" runat="server" CommandName="PreviousMonth" 
                    oncommand="lbForegmanad_Command">Föreg månad
                </td>
            <td style="text-align: center; padding-removed 5px;">
                <asp:TextBox ID="TxtStartDate" runat="server" AutoPostBack="True" 
                    ontextchanged="Page_Load">
                <asp:CalendarExtender ID="TxtStartDate_CalendarExtender" runat="server" 
                    Enabled="True" TargetControlID="TxtStartDate">
                
                </td>
            <td style="text-align: center; padding-removed 5px;">
                <asp:LinkButton ID="lbNastamanad" runat="server" CommandName="NextMonth" 
                    oncommand="lbNastamanad_Command">Nästa månad
                </td>
            <td style="text-align: center; padding-removed 5px;">
                <asp:LinkButton ID="lbNastavecka" runat="server" CommandName="NextWeek" 
                    oncommand="lbNastavecka_Command">Nästa vecka
                </td>
        </tr>
        </table>
    <%--Week Days Column--%>
   <center>
   <table border="1" style="font-weight: bold;	text-align: center;	vertical-align: middle; background-color: #CACACA;">
           cellpadding="0" cellspacing="2" frame="box">
        <tr>
            <th>
                Rum
            </th>

            <% 
                string[] temp= new string[2];
                for (int i = 0; i < 7; i++)
                {
                    temp = AddDate(Convert.ToDateTime(TxtStartDate.Text), i);
            %>
            <th>
                <% Response.Write (temp[0]);
                   Response.Write("<br />");
                   Response.Write (temp[1]);
                %>
            </th>
            <%
                    temp[0] = "";
                    temp[1] = "";

                } 
            %>
        </tr>
        <%--Show Rums and Booking Information--%>        <%
                try
                {
                    
                    //DataBase OledbConnection
                    Connection conn = new Connection();
                    conn.OledbConntion();
                    conn.OpenOledbConnection();
                    
                    //DataBase SqlConnection
                    Connection sqlConn = new Connection();
                    sqlConn.SqlConnection();
                    
                    
                    
                    string sql = "SP_SchemaRumList '"+ddKontor.SelectedValue+"','"+TxtStartDate.Text+"'";   
                    System.Data.OleDb.OleDbCommand cmd = new OleDbCommand(sql,conn.oledbconn);
                    System.Data.OleDb.OleDbDataAdapter da = new OleDbDataAdapter(cmd);
                    System.Data.DataTable dt = new DataTable("SP_SchemaRumList");
                    da.Fill(dt);
                    for(int i=0; i                    {
                        
        %>
        <tr>
            <td>
            <a href="VisaRum.aspx?RumId=<% Response.Write(dt.Rows[i][" id="]+" hold=" />                <%= dt.Rows[i][" benamning="]%><br mode=" rumbokbokningarexistrumdatum=", sqlConn.sqlconn);<br mode=" returnvalue=", SqlDbType.Int);<br mode=" rumid=", SqlDbType.Int);<br mode=" datum=", SqlDbType.DateTime);<br mode=" rumbokbokningarbyrumdatum=" + dt.Rows[i][" sp_schemarumlist=");<br mode=" status="].ToString() == " pre=")<br mode="><div style="\"border:" medium="" solid=" + dt1.Rows[b][" farg="].ToString() + " mode="hold" />                            Response.Write("<a href="VisaBoka.aspx?BookingID="" mode="hold" />                            if (dt1.Rows[b]["RumID"].ToString() == dt1.Rows[b]["HuvudRumID"].ToString())
                                Response.Write("");
                                    Response.Write(dt1.Rows[b]["Kortnamn"].ToString());
                            if (dt1.Rows[b]["RumID"].ToString() == dt1.Rows[b]["HuvudRumID"].ToString())
                                        Response.Write(""); 
                                Response.Write("</a>");
                                Response.Write("<br />");
                                Response.Write(dt1.Rows[b]["AnsVardinna"].ToString());
                                Response.Write("<br />");
                                Response.Write("("+dt1.Rows[b]["Fran"].ToString()+" - "+dt1.Rows[b]["Till"]+")");
                            Response.Write("");
                        Response.Write("<br />");
                        }
                    }
                    @sqlConn.CloseSqlConnection();
                }
                        
                %>
            </td>
        </tr>
        <%
                    }//Room List For Loop
          conn.CloseOledbConnection(); 
          } // Try block
                catch (Exception exc)
                {
                    lbmsg.Visible = true;
                    lbmsg.Text = exc.Message.ToString();
                }
        %>
        </table>
        
    </center>

Thanks in advance