Okay here it is
1. you get the picture you want to imbed
2. save it to your computer
3. go to a website that loads it to coding for you ( photobucket.com or imageshack.com )
4. when you register or go to non registering website click "host it"
5. Find the code. Imageshack it is the Hotlink For Forums and on Photobucket it is the HTML code
6. Copy the code and paste it to your post
Or
1. Save image to computer
2. Then click the button that says "Host an image" ( button is located when your posting something on top of your message, its in a square )
3. Then copy Link and paste here
If you have any questions just ask