Drop that AJAX.. step back and listen up. NOW
Before you get too dangerous... get properly lectured on Javascript.
This is really good stuff. I'm floored by Video #3. Watch all of it. Don't skip. With the slides.
Proudly use your office hours to watch it. And tell your boss, "You're welcome."
PS: I feel like I just discovered the doormat I've been stepping on for years is actually a magic carpet...