<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <title>js同一页面可多次调用的图片幻灯切换效果</title> <meta http-equiv="content-type" content="text/html;charset=gb2312"> <!--把下面代码加到<head>与</head>之间--> <script language="javascript"> //声明命名空间 var $o = new Object(); //基础方法 $o.base = { e:function(a,f){ for(var i=0,j=a.length;i<j;i++){f.call(a[i],i);} } } $o. slide = function (id,arg){ var arg = arg||{}, t = document.getElementById(id), a = t.getElementsByTagName("a"), lis = [], cl = arg.color||'#f30', ctm = arg.time*1000||2000, w = t.clientWidth, h = t.clientHeight, b = ['<ul>'], index = 0, $ = null, $ = null; function change(i){ if(!!$){clearTimeout($);} index = !isNaN(i)?i:index+1; if(index >= a.length){index = 0;} $o.base.e(lis,function(k){if(k == index){c(1,this);}else{c(0,this)}}); var to = - index*h; if(a[0].offsetTop == to){ return; }else{ if(!!$){clearInterval($);} $ = setInterval(function(){ var ot = a[0].offsetTop; v = Math[to<ot?'floor':'ceil']((to - ot)*0.2); if(ot == to){clearInterval($);$=null;st();} ot += v; a[0].style.marginTop = ot + "px"; },30) }; } function c(b,o){ o.style.backgroundColor = !!b?cl:"#fff"; o.style.color = !!b?"#fff":cl; } function st(){ if(!!$)clearTimeout($); $ = setTimeout(function(){change()},ctm); } with(t.style){overflow = 'hidden';position = 'relative';} $o.base.e(a,function(n){ this.style.display = "block"; with(this.firstChild.style){borderWidth = '0';width = w + 'px';height = h + 'px';} b.push('<li>' + (n+1) + '</li>'); }); b.push('</ul>'); t.innerHTML += b.join(""); lis = t.getElementsByTagName("li"); $o.base.e(lis,function(n){ if(n == index){c(1,this)} this.onmouseover = function(){ if(n!=index)change(n); } }); st(); } </script> </head> <body> <!--把下面代码加到<body>与</body>之间--> <div> <a href="javascript:alert('1')"><img src="https://www.jb51.net/images/1.jpg"></a> <a href="javascript:alert('2')"><img src="https://www.jb51.net/images/2.jpg"></a> <a href="javascript:alert('3')"><img src="https://www.jb51.net/images/3.jpg"></a> <a href="javascript:alert('4')"><img src="https://www.jb51.net/images/4.jpg"></a> <a href="javascript:alert('5')"><img src="https://www.jb51.net/images/5.jpg"></a> <a href="javascript:alert('6')"><img src="https://www.jb51.net/images/6.jpg"></a> <a href="javascript:alert('7')"><img src="https://www.jb51.net/images/7.jpg"></a> <a href="javascript:alert('8')"><img src="https://www.jb51.net/images/8.jpg"></a> <a href="javascript:alert('9')"><img src="https://www.jb51.net/images/9.jpg"></a> </div> <script language="javascript"> new $o.slide("aa"); </script> <br> <div> <a href="###"><img src="https://www.jb51.net/images/1.jpg"></a> <a href="###"><img src="https://www.jb51.net/images/2.jpg"></a> <a href="###"><img src="https://www.jb51.net/images/3.jpg"></a> <a href="###"><img src="https://www.jb51.net/images/4.jpg"></a> <a href="###"><img src="https://www.jb51.net/images/5.jpg"></a> </div> <script language="javascript"> new $o.slide("bb",{color:'#000',time:0.2}); </script> <br> <div> <a href="###"><img src="https://www.jb51.net/images/1.jpg"></a> <a href="###"><img src="https://www.jb51.net/images/2.jpg"></a> <a href="###"><img src="https://www.jb51.net/images/3.jpg"></a> <a href="###"><img src="https://www.jb51.net/images/4.jpg"></a> <a href="###"><img src="https://www.jb51.net/images/5.jpg"></a> </div> <script language="javascript"> new $o.slide("cc",{color:'green'}); </script> </body> </html>
以上这篇JS焦点图,JS 多个页面放多个焦点图的实例就是小编分享给大家的全部内容了，希望能给大家一个参考，也希望大家多多支持脚本之家。
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