Where in my city
can I set up my business?

click(help(X)) ==> showhelp(X)
click(help(X,Y)) ==> showhelp(X)
click(closehelp(X)) ==> ~showhelp(X)

style(showhelp(X),display,"") :- showhelp(X)
style(showhelp(X),display,"none") :- ~showhelp(X)

style(helpbar,display,"") :- showhelp(X)
style(helpbar,display,"none") :- countofall(X,showhelp(X),0)