Please note: this is still a beta-version of the software. Make sure that the information in the output corresponds to the input you submitted. The current version may have problems with 0's in some cells.
For an overview and explanation of the program, please see the slides from our course on case-control studies and models of association. Web-assotest is widely used in scientific publication.
Give short names for the three different genotype groups if the output is cluttered.
Web-Assotest is using R to do the computations and creating the graphics. See the R Primer book for an excellent introduction and collections of example/recipes of statistical analyses using R.
Why not consider encouraging and supporting the developer to ensure the continuing development and existence of this web service?