Also see:How to add pin it button on image
Intro to widget
let be introduce you this widget and its feature.This social sharing widget has beautiful layout show facebook how many people likes it and count google plus.while moving down in the page these buttons float vertical.when you click on facebook like button or any other button then new pop up appears and can like or share if you are login otherwise you can put you username and password and share it.
How to add social sharing widget in blogger
First login to blogger account and go to the layout.
Add a Gadget of HTML
Then paste the given piece of code there.
Now save it and place the gadget any where then save arrangement.Enjoy vertical sidebar floating widget for blogger