Spoiler Alert! thing

[ninnie x]

How do you make those spoiler things that you click "show" and it shows? And also, how do you make it like go on and on? Thanks!

 

[Icetrash]

Spoiler

Just type in [ Spoiler]Text Here[ /Spoiler] without the spaces between.

 

[Close]

Click the image "?" or just type in

Spoiler

[*/SPOILER]
Without the *.