intervalID = setInterval(cycleImage, slidetime);$(".main_image .desc").show(); // 展示图片$(".main_image .block").animate({ opacity: 0.85 }, 1 ); // 设置透明度//点击和悬停事件$(".image_thumb ul li:first").addClass('active'); $(".image_thumb ul li").click(function(){ // 设置参数var imgAlt = $(this).find('img').attr("alt"); var imgTitle = $(this).find('a').attr("href"); var imgDesc = $(this).find('.block').html(); // 从类block中获取htmlvar imgDescHeight = $(".main_image").find('.block').height();// 计算类block的高度if ($(this).is(".active")) { // 如果已经激活了，之后的操作...return false; } else {// 动画操作$(".main_image .block").animate({ opacity: 0, marginBottom: -imgDescHeight }, 250 , function() {$(".main_image .block").html(imgDesc).animate({ opacity: 0.85,marginBottom: "0" }, 250 );$(".main_image img").attr({ src: imgTitle , alt: imgAlt});});}$(".image_thumb ul li").removeClass('active'); $(this).addClass('active'); return false;}) .hover(function(){$(this).addClass('hover');}, function() {$(this).removeClass('hover');});// Toggle Teaser$("a.collapse").click(function(){$(".main_image .block").slideToggle();$("a.collapse").toggleClass("show");});