function topBack(){$("body,html").animate({scrollTop:0},300)}$(window).scroll(function(){$(this).scrollTop()>350?$("#top-back").fadeIn():$("#top-back").fadeOut()});$(".buynow .wechat_img").hover(function(){$(".buynow img").show()},function(){$(".buynow img").hide()});$(".fullSlide").slide({titCell:".hd ul",mainCell:".bd ul",autoPlay:!0,autoPage:!0});$(".fullSlide").hover(function(){$(this).find(".prev,.next").stop(!0,!0).fadeTo("show",.5)},function(){$(this).find(".prev,.next").fadeOut()});$(".picbox").slide({mainCell:"ul.piclist",autoPlay:!0,effect:"leftMarquee",vis:5,interTime:30})