Image in signature not displaying

[Marc]

What am I doing wrong?

I've tried and [img] tags. If I leave without [url] tags appear.

 

[FR.]

Copy and paste the link and put it between the

tags. Make sure the IMG is upper-case.

 

[Marc]

Cheers for the help! Was driving me insane!

 

[Mongrol]

I have that, but the full picture as my pc background ^^