When you click the spoiler tag button, it puts two tags (commands) into your post that tell the forum software to hide the text that you want to mark as a spoiler. The tags look like this:
The important part of making the spoiler tag is that you have to type the spoiler that you want to hide
between the two tags like this:
[spoiler]This is the spoiler text that I want to hide.[/spoiler]
If you do that, it will work!
I fixed the one that didn't work for you.
