Heated mirror wiring - which way round?

[JimmyMac74]

I'm just about to fit the two wires to my heated wing mirror glass (brown & white), I've stupidly forgot which way round to connect these.
Brown at the top, or the bottom?

 

[Deaky]

It doesn't matter

 

[JimmyMac74]

That's the answer I was hoping for... thank you.