Basic HTML version of Foils prepared Sept 20 97
| modifier g ensures we match and remove all /* .. */ strings |
| modifier s treats newlines as part of string |
| modifier x means that whitespace ignored and # treated like a comment in conventional Perl |
| Note use of syntax s{old}[new] as equivalent to s%old%new% |
| One can use any types of parantheses such as s(old){new} etc. |