Business Catalyst, jQuery [and then some], Google Maps API V3, HTML/CSS
Web Design, Web Applications, Advanced [hah!] scripting.
Sixteen JS libraries. Just sayin’. And did you know you can put the Maps API into navigation? We do. Now.
It should probably be noted that whilst I was designing and developing the majority of these projects, I was either in direct employ or contracting to the owners; rights remain with them.
Ah, and probably listening to really, really loud music.