1) Host the pictures elsewhere.
2) Right click on the picture on the screen on the other site that you are hosting it on.
3) Click on "Properties" at the bottom of that pop-up.
4) Highlight and copy the "Address" or "URL" of the picture (about half way down on the pop-up window).
5) Type [img](paste the link that you just copied...no parenthasies)[/img]