You could write a script called, say, "," that does this. ", sc" could invoke the second "sc" command in your $PATH, and ",, sc" could invoke the third. (What t

You could write a script called, say, "," that does this. ", sc" could invoke the second "sc" command in your $PATH, and ",, sc" could invoke the third. (What to do if there's only one "sc" in $PATH is left as an exercise.)