Heavy metal forever?Some hardcore Z-Rock fans want goodbye 'Wave'IT’S ALIVE: Z-Rock, Elyria’s former heavy metal rock station, may be dead and gone, but some hardcore fans apparently don’t want to believe it.WCZR - 107.3 FM — went off the air about three weeks ago and was replaced by WNWV, or “The Wave,” which plays new age jazz music without disc jockeys.Billboards announcing the premiere of “The Wave” have been posted all over the Cleveland area.One at State and Brookpark roads in Parma had “Z-Rock lives” spray painted on it.(Glen Miller)SCREEN SCENE: Word that negotiations are under way for a proposed eight-screen movie complex in the shadow of Midway Mall, elicited some memo-Off the beatries from ex-Clevelander Vic Gattuso, vice president of marketing in General Cinema Corporation’s California offices.Confirming talks are under way for such a project, Gattuso spoke of his beginnings with the theater chain, now the third largest in the country (with 1,300-plus screens), behind United Artists and AMC.In 1964, Gattuso opened GCC’s first suburban theater in Maple Height’s Southgate Shopping Center.“That was the first new theater in the area in 25 years,” he said.Besides being the first, new suburban theater in the Cleveland area, it was also the first to sport daily matinees. ‘That wasunheard of back then,” said Gattuso.“It really caught on, and the rest was history, as they say.”A few more specifics about the proposed Midway Mall complex were divulged by Janine Dusossoit, a spokeswoman in GCC’s home offices in Boston, Mass. who said plans call for a total of 1,800 seats among the planned eight screens. “They’re looking at a summer 1989 opening,” she said.Negotiations between GCC and Jacobs-Visconsi-Jacobs,owners of Midway Mall, were termed as “very earnest” by Robert Gloss, GCC Cleveland general division manager.Gloss said that even if the Midway Mall deal is made,moviegoers wouldn’t be buying tickets for at least two years.(Steve Fogarty)