<div>
        <table>
            <tr>
                <asp:Repeater ID="Repeater1" runat="server" OnItemDataBound="Repeater1_ItemDataBound">
                    <ItemTemplate>
                        <td>
                            <table>
                                <tr>
                                    <td colspan="2">
                                        <img src='<%#"images/"+Eval("FoodPicture") %>' />
                                    </td>
                                </tr>
                                <tr>
                                    <td colspan="2">
                                        <asp:Label ID="Label1" runat="server" Text='<%#Eval("FoodName") %>'></asp:Label>
                                    </td>
                                </tr>
                                <tr>
                                    <td>
                                        <asp:Label ID="Label2" runat="server" Text=' <%#Eval("FoodPrice") %>'></asp:Label>
                                    </td>
                                    <td>
                                        <input type="image" src="images/product_add.png" onclick="product_add() " />
                                        <%--    <asp:ImageButton ID="ImageButton1" runat="server" ImageUrl="images/product_add.png" />--%>
                                        <asp:TextBox ID="TextBox1" Text="1" runat="server" Width="15px" ReadOnly="True"></asp:TextBox>
                                        <input type="image" src="images/product_reduce.png" onclick="product_reduce()" />
                                        <%--<asp:ImageButton ID="ImageButton2" runat="server" ImageUrl="images/product_reduce.png" />--%>
                                    </td>
                                </tr>
                                <tr>
                                    <th colspan="2">
                                        <asp:ImageButton ID="ImageButton3" ImageUrl="images/btn_order.gif" runat="server" />
                                    </th>
                                </tr>
                            </table>
                        </td>
                    </ItemTemplate>
                </asp:Repeater>
            </tr>
        </table>
    </div>

  public   int i = 1;               

protected void Page_Load(object sender, EventArgs e)

        {

            string sqlstr = @"data source=PC-LENOVE\SQLEXPRESS;initial catalog=KFC;USER ID=SA;PASSWORD=abing520";

            SqlConnection con = new SqlConnection(sqlstr);

            SqlCommand cmd = new SqlCommand();

            cmd.CommandText = "SELECT * FROM Foods";

            cmd.Connection = con;

            SqlDataAdapter adapter = new SqlDataAdapter(cmd);

            DataTable dt = new DataTable();

            adapter.Fill(dt);

            cmd.Dispose();

            con.Dispose();

            this.Repeater1.DataSource = dt;

            this.Repeater1.DataBind();

        }

        protected void Repeater1_ItemDataBound(object sender, RepeaterItemEventArgs e)

        {

            if (i % 4 == 0)//4是一行显示列数

            {

                e.Item.Controls.Add(new LiteralControl("</tr><tr>"));

            }

            i++;

        }