本代码来自于懒人图库,本站只是对其代码进行分析并解释,并标注了源代码的来源,本次是对纵向的相册效果进行分析.
注明:源文件来源于懒人图库(便于代码简洁,去除了部分懒人的ad)
body {background:#000000;margin:20px 0;font:12px Verdana, Arial, Tahoma;text-align:center;vertical-align:middle;color:#FFFFFF}
img {border:none}
.txt_1 {font:bold 24px Verdana, Tahoma;color:#fff}
img.thumb_img {cursor:pointer;display:block;margin-bottom:10px}
img#main_img {cursor:pointer;display:block;}
#gotop {cursor:pointer;display:block;}
#gobottom {cursor:pointer;display:block;}
#showArea {height:355px;margin:10px;overflow:hidden}
.info {color:#666;font:normal 9px Verdana;margin-top:20px}
.info a:link, .info a:visited {color:#666;text-decoration:none}
.info a:hover {color:#fff;text-decoration:none}
纵向的JS相册效果 | |
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......省略n个图片 |
function $(e) {return document.getElementById(e);}//定义获取通过对象
document.getElementsByClassName = function(cl) {//定义document的通过ClassName来获得对象数组
var retnode = [];//定义空数组
var myclass = new RegExp(cl);//通过正则上面传来的cl值来判断对象
var elem = this.getElementsByTagName('*');
for (var i = 0; i < elem.length; i++) {
var classes = elem[i].className;//如果classname符合正则则添加到定义的空数组
if (myclass.test(classes)) retnode.push(elem[i]);
}
return retnode;//最后返回数组
}
var MyMar;
var speed = 1; //速度,越大越慢
var spec = 1; //每次滚动的间距, 越大滚动越快
var ipath = 'images/'; //图片路径
var thumbs = document.getElementsByClassName('thumb_img');//获取以"thumb_img"的数组
for (var i=0; i thumbs[i].onmouseover = function () {$('main_img').src=this.rel; $('main_img').link=this.link;};//循环对对象进行附加事件 thumbs[i].onclick = function () {location = this.link} } $('main_img').onclick = function () {window.open(this.link);}//对中间的大图进行附加事件 $('gotop').onmouseover = function() {this.src = ipath + 'gotop2.gif'; MyMar=setInterval(gotop,speed);} $('gotop').onmouseout = function() {this.src = ipath + 'gotop.gif'; clearInterval(MyMar);} $('gobottom').onmouseover = function() {this.src = ipath + 'gobottom2.gif'; MyMar=setInterval(gobottom,speed);} $('gobottom').onmouseout = function() {this.src = ipath + 'gobottom.gif'; clearInterval(MyMar);} function gotop() {$('showArea').scrollTop-=spec;}//设定鼠标移动到上下按钮时,图片的整体滚动<网站制作学习网Foasp.cn> function gobottom() {$('showArea').scrollTop+=spec;} 更多信息请查看IT技术专栏