Here are some tutorials and articles that can help you to build your forms to be more accessible. You can get the basic ideas out of the the links below.
- Accessible Forms Tutorial by Roger Hudson
- Accessible HTML/XHTML Forms: Beginner Level from Web Standards
- Prettier Accessible Forms Tutorial by Nick Rigby posted on A List Apart
- Accessible CSS Form Builder from Accessify
- Accessible, stylish form layout by The Man in Blue
