This should be a simple thing, right? If you don’t want a separating line above the footnotes, just remove it. In my case, the end notes flow to several pages, and a line is still being put at the top of every page, conflicting with the page header.
I look around and tried to find how to do this, but (a) the help documentation doesn’t seem to say, at least not in a place I thought to look and (b) most of the answers on the Web refer to the same set of instructions from years ago for Word 2003, even when they claim to be for 2007. The instructions are actually almost the same, except that Word 2007 no longer has a “normal” view, which is what you are supposed to start with in the instructions.
Anyway, here is how to do it in Word 2007