Advice For Budget Build AMD

Hello,
I'm build my first computer on a tight budget so decided to go amd and would like to know what some of you computer pros would suggest for a light gaming rig for world of warcraft.

Firstly Part I HAVE;

Coolermaster elite 330
Corsair CX 400
Seagate barracuda 500GB
RAM ddr3
graphic card [will buy later]

Parts i Need with budget of £120

-Motherboard
-CPU

I was was thinking of
-- Amd Athlon ii 250
-- Asus M4A78LT-M AMD 760G
But would like to know your opinons



Thanks in advance