Assorted optimizations (see description)

- Moved s=setTimeout assignment.
- Optimized c & d variable reset.
- Removed unecessary assignment of d before y() call.
- Moved e & c initial assignment to unused space in <tr> tag ternary
operation.
- Replaced ternary (e?0:new Audio...) with boolean OR ||
Merge pull request #2 from nderscore/gh-pages

Assorted optimizations (-9 bytes)