Put pictures in spoiler boxes?

[Shining Dragon]

Im sorry if this is in the wrong section, but how can I insert pictures in a spoiler box? Thanks in advance!

 

[Rusty Sticks]

[spoiler][img]image url goes here[/img][/spoiler]

Spoiler

 

[dmaster]

Could have been asked in Simple Question thread.

*Locked*

dmaster out.