Help/FacebookLikePlugin
The FacebookLike 
plugin will include a Facebook “Like” button in your wiki page.
Usage
<<FacebookLike arguments>>
Arguments
Argument |
Description |
Default value |
|---|---|---|
width |
Button width |
450 |
height |
Button height |
35 |
colorscheme |
'light' or 'dark' |
light |
show_faces |
false |
|
layout |
'standard' or 'button_count' |
standard |
action |
'like' or 'recommend' |
like |
http://developers.facebook.com/docs/reference/plugins/like