http://www.ccdware.com/resources/autoguidercalcv4.cfm
I've used this to set my values in MaxIm DL.
I use the SBIG Remote Guide Head nowadays as I've got narrowband filters installed in my STL-11000M so the values for MaxIm DL guiding are set based on the RGH and FS-60CB, and not the FSQ-106N and STL-11000M.
H