The sites I mention in this video are as follows:
Get RIKAICHAN here.
http://www.polarcloud.com/rikaichan/
I think you have to install 2 things there.
Then activate it.
I use this site to test it out.
http://www.asahi.com/
Kanji stroke order and more here.
http://www.yamasa.cc/members/ocjs/kanjidic.nsf/SearchKanji3?OpenForm
Get furigana put on all your kanji here.
Get furigana to show up on all the kanji on a homepage here.
http://www.hiragana.jp/
http://www.furiganizer.com/
Also check out
FURIGANA INJECTOR
To install it, simply go to this link: http://code.google.com/p/furigana-injector/
Thanks to JapanielGuerrera!
Also for CHROME check out.
Rikaikun
https://chrome.google.com/extensions/detail/jipdnfibhldikgcjhfnomkfpcebammhp?hl=en
Thanks to IS91Videos for that link!