only use this part
http://media.nscdn.com/uploads/member/pictures/13068509559876m7_19.jpg
so go [img] http://media.nscdn.com/uploads/member/pictures/13068509559876m7_19.jpg [/img]
now with no spaces...it should appear below...
but in this case it looks like it will be a question mark. you have to make sure the picture is hosted online. for instance you could google a picture and copy it's image URL and add the [img] tags and it would work. this isn't working because it's an NS member pic.
try googling any random image and posting it in this thread with those instructions i just gave you