The Emmy Awards, trying to pull out of a ratings spiral, will give less airtime to some winners and more to popular shows and stars. The plan calls for “timeshifting” eight of the 28 awards by recording their presentation before the show airs live, Don Mischer, the ceremony's executive producer, said Thursday. An edited version of the winners' acceptances will be shown during the ceremony. That will save up to 15 minutes during the three-hour Sept. 20 telecast, time that can be given over to more audience-friendly fare, possibly including some interactive opportunities for viewers, Mischer said. The academy is walking a fine line, trying to inject life into the Emmys without alienating its members. Emmy viewership has suffered as academy voters lavish attention on deserving but little-watched cable shows, like last year's best drama winner “Mad Men,” and largely snub top