Jayce Tips.

I have currently started to play Jayce a lot in 3v3 and top lane in 5v5's. I am looking for some tip on how to play and build him. Here is my current build and runes.

* or or if 3v3.

I run 15-15 for masteries.

http://www.lolking.net/summoner/na/21258777#masteries

Here are my runes

http://www.lolking.net/summoner/na/21258777#runes

Im looking for anyway to improve how I play, better builds and such.