Convert code to String

Hi all,
I have the following code, which checks a flag field and if it is 1 then make that cell forecolor red.
Now I have to ammend this code to find if the cell value is "Missing" then make it red aswell
(not using the lbl..etc as they are hidden flag fields)...the fields I want to make red the the
ie
asp:BoundField DataField="scenario" HeaderText="Scenario" ItemStyle-HorizontalAlign="Left">
    <HeaderStyle Font-Bold="True" Width="200px" BackColor="White" Font-Names="Tahoma, Arial, sans-serif;"  Font-Size="99%" />
        <ItemStyle BorderColor="#6778B2" BorderStyle="Solid" BorderWidth="1px" Font-Names="Tahoma, Arial, sans-serif;"  Font-Size="99%" />
<HeaderStyle BorderColor="#6778B2" BorderStyle=" ...