As you may know, the sundial customization features often don't work. As far as I can tell this is because of the unreliability of the CGI hosting here at tripod.com. I'm sorry for the inconvenience. They really do work, though, and if you want your sundial as right as possible be patient and try again later or customize the PostScript.
If you can print the PDF format you can choose the cylinder dials, ring dials, capuchin dials, analemmatic dials, and combined analemmatic and horizontal dials below which are closest to your latitude. The equatorial dial fits all latitudes.