1. Go to www.imageshack.us
2. Upload your image.
3. Copy the image link (it should look like a normal URL with a picture link, .jpg, .gif, .bmp, etc.)
4. Return to www.orangemane.com
5. Find the thread or post where you want the image to be.
6. Use the image tool in the menu above (next to hyperlink and font color)
7. Paste the link into the image tool.
8. You're DONE!