The name of Envision service which default options should be retrieved.
graphicMenu
If TRUE (default is FALSE), use a GUI window for the pick menus.
If equal to "menu" (default) menu is contructed allowing to choose one of the available services
options<-getServiceOptions("Reactome");
print(options);
## Not run: # #get options for a service selected interactively# getServiceOptions("menu");# ## End(Not run)