While plenty of top-rated stocks hit new highs Friday, quite a few staged negative reversals, giving up their gains and closing lower for the day. That mirrored the weak action by the main indexes, which finished with sizable losses after initially climbing. All this serves as confirmation of the market's iffy state. IBD's outlook switched to "market in correction" after the sell-off on Oct. 10, and so far there hasn't been a clear signal that the