Like button of facebook in blogger

Add Like Button of facebook in blogger by using Blogger's Template

Test code:
Reference:
FB「讚」按鈕與 Google「+1」按鈕最簡單安全的安裝方式﹍可解決對齊問題

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2. Like button from facebook:
    https://developers.facebook.com/docs/plugins/like-button
Reference: tutor:
    http://shujstars.blogspot.tw/2014/06/

video:
    https://m.youtube.com/watch?v=diQRc27HdQU