Review explorer.js file and all the window methods.

These look very messy, and could be cleaned up.
I will list what needs cleaned here:

- [ ] center
- [ ] close
- [ ] closeWith
- [ ] controls
- [ ] controlsArr
- [ ] front
- [ ] icon
- [ ] id
- [ ] menuBar
- [ ] resize
- [ ] title
- [ ] toggleMax
- [ ] toggleMin