ok let us begin. First you need to get your picture. Off Club Penguin or anything. If on Club Penguin press Print Screen located next to F12 on your keyboard. Open Paint. Click CTR+V. It should appear on your document, don't forget to save it!
When your posting it should say at the top "insert an image" and that will direct you do an uploading site.
ok. Click on Browse and Find your picture. Once you found it click upload. Once uploaded, click on hotlink for forums one. highlight it and right click,Copy. Then when you post click paste!
For Macs:To get a screen shot press Apple + Control + Shift + 4. Then paste it into a picture editing program, convert the file into a jpg, png, or a gif and upload it.