For images in your post just use ubb tags. If you look closely when you are creating a new post. You see
Instand UBB Code below the text input, press on
Image link and enter the location of the image. For ease you can use
http://imageshack.usAt this point i'm sure it's not a SED/MED/WED problem. Maybe you should first try and follow some of the tutorials/workshops before you continue to create ExtremeWarriors? So that you learn how to create a world and how to use script.