Here's what I posted on the other thread.
You probably should ask your question in a thread of its own, over here in a blog thread it's likely to be missed.
Leave the 15 stitches where they are and ignore them for now. Just follow the pattern instructions. You might understand better if you look at some short rows videos. Take your pick from some of these. The pattern will tell you when to work the 15 stitches.
salmonmac answered too, basically the same thing. Why? Because this is where I learn everything
Knitting short rows really isn't hard but the concept can be.