vi copy,paste, move cursor around braces

copy: yy

paste: p

move cursor to the corresponding braces: %

move cursor up down for one code block or function: [],{}

ref:

http://www.eng.hawaii.edu/Tutor/vi.html

http://www.moolenaar.net/habits.html

http://www.unix-manuals.com/refs/vi-ref/vi-ref.htm