Try the validation controls. Look for reference here: http://quickstarts.asp.net/QuickStartv20/aspnet/doc/ctrlref/validation/default.aspx
I would try to set it up under the custom validator. I know there's a javascript way to doing it; you might be able to google javascript validation and take it from there. If I find anything, I'll let you know. On Dec 29, 1:54 pm, Stacie <[email protected]> wrote: > I have a textbox (OtherHours) and listbox (OtherHoursType) in my web > form (using VS 2005/VB.net). If the user enters hours into the > OtherHours control then they must also select an Other Hours Type in > the OtherHoursType control. I'm having difficulty figuring out how to > write validation for this. Does anyone know how to do this or have a > good online reference to recommend?
