Diff of Permalink

• The added line is THIS COLOR.
• The deleted line is THIS COLOR.
• Go to Permalink.

TITLE:Permanent link (Permalink)

- http://en.wikipedia.org/wiki/Permalink
- http://d.hatena.ne.jp/keyword/Permalink

* 参考 [#f1ec3453]

- http://www.masahiko.info/blog/archives/000101.html