How to make pictures Transparent?

[AlgoShot]

In-Game Name: Ahmed_Salam
Date: 29/09/2015
Your Question:
http://i.imgur.com/umZhr1N.png
I want this to be transparent How can I?

[Tommy Corleone]

not good enough simply just get photshop and remove the white http://i.imgur.com/ew9jNb4.png
i know pic is bad just explaining

[AlgoShot]

How can I resize it also?

EDIT: Archive this.. Made another picture...

[Palmer]

Archived; Poster's request.