非常漂亮的JS+CSS图片幻灯切换特效

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我是靠谱客的博主默默手套，最近开发中收集的这篇文章主要介绍非常漂亮的JS+CSS图片幻灯切换特效，觉得挺不错的，现在分享给大家，希望可以做个参考。

概述

非常漂亮的JS+CSS图片幻灯切换特效，用在你的首页比较不错，宽屏图片格式，每张图片平滑飞入切换，鼠标放上自动切换，和FLASH的平滑效果差不多，视觉冲击效果很爽，而且代码也不多，调试调用都方便，建议关注一下哦!

复制代码代码如下:

 
<!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> 
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> 
<title>图片幻灯切换</title> 
<style type="text/css"> 
* { margin:0; padding:0; } 
body { background:#FFF; color:#333; font:12px/1.6em Helvetica, Arial, sans-serif; } 
h1, h2, h3, h4, h5, h6 { font-size:1em; } 
a { color:#0287CA; text-decoration:none; } 
a:hover { text-decoration:underline; } 
ul, li { list-style:none; } 
fieldset, img { border:none; } 
legend { display:none; } 
em, strong, cite, th { font-style:normal; font-weight:normal; } 
input, textarea, select, button { font:12px Helvetica, Arial, sans-serif; } 
table { border-collapse:collapse; } 
html { overflow:-moz-scrollbars-vertical; } 
#ibanner { position:relative; width:650px; height:250px; overflow:hidden; margin:20px 0 20px 300px; } 
#ibanner_pic {} 
#ibanner_pic a { position:absolute; top:0; display:block; width:650px; height:250px; overflow:hidden; } 
#ibanner_btn { position:absolute; z-index:9999; right:5px; bottom:5px; font-weight:700; font-family:Arial; } 
#ibanner_btn span { display:block; float:left; margin-left:4px; padding:0 5px; background:#000; cursor:pointer; } 
#ibanner_btn .normal { height:20px; margin-top:8px; border:1px solid #999; color:#999; font-size:16px; line-height:20px; } 
#ibanner_btn .current { height:28px; border:1px solid #FF5300; color:#FF5300; font-size:28px; line-height:28px; } 
</style> 
<script type="text/javascript"> 
function $(id) { return document.getElementById(id); } 
function addLoadEvent(func){ 
var oldonload = window.onload; 
if (typeof window.onload != 'function') { 
window.onload = func; 
} else { 
window.onload = function(){ 
oldonload(); 
func(); 
} 
} 
} 
function addBtn() { 
if(!$('ibanner')||!$('ibanner_pic')) return; 
var picList = $('ibanner_pic').getElementsByTagName('a'); 
if(picList.length==0) return; 
var btnBox = document.createElement('div'); 
btnBox.setAttribute('id','ibanner_btn'); 
var SpanBox =''; 
for(var i=1; i<=picList.length; i++ ) { 
var spanList = '<span class="normal">'+i+'</span>'; 
SpanBox += spanList; 
} 
btnBox.innerHTML = SpanBox; 
$('ibanner').appendChild(btnBox); 
$('ibanner_btn').getElementsByTagName('span')[0].className = 'current'; 
for (var m=0; m<picList.length; m++){ 
var attributeValue = 'picLi_'+m 
picList[m].setAttribute('id',attributeValue); 
} 
} 
function moveElement(elementID,final_x,final_y,interval) { 
if (!document.getElementById) return false; 
if (!document.getElementById(elementID)) return false; 
var elem = document.getElementById(elementID); 
if (elem.movement) { 
clearTimeout(elem.movement); 
} 
if (!elem.style.left) { 
elem.style.left = "0px"; 
} 
if (!elem.style.top) { 
elem.style.top = "0px"; 
} 
var xpos = parseInt(elem.style.left); 
var ypos = parseInt(elem.style.top); 
if (xpos == final_x && ypos == final_y) { 
moveing = false; 
return true; 
} 
if (xpos < final_x) { 
var dist = Math.ceil((final_x - xpos)/10); 
xpos = xpos + dist; 
} 
if (xpos > final_x) { 
var dist = Math.ceil((xpos - final_x)/10); 
xpos = xpos - dist; 
} 
if (ypos < final_y) { 
var dist = Math.ceil((final_y - ypos)/10); 
ypos = ypos + dist; 
} 
if (ypos > final_y) { 
var dist = Math.ceil((ypos - final_y)/10); 
ypos = ypos - dist; 
} 
elem.style.left = xpos + "px"; 
elem.style.top = ypos + "px"; 
var repeat = "moveElement('"+elementID+"',"+final_x+","+final_y+","+interval+")"; 
elem.movement = setTimeout(repeat,interval); 
} 
function classNormal() { 
var btnList = $('ibanner_btn').getElementsByTagName('span'); 
for (var i=0; i<btnList.length; i++){ 
btnList[i].className='normal'; 
} 
} 
function picZ() { 
var picList = $('ibanner_pic').getElementsByTagName('a'); 
for (var i=0; i<picList.length; i++){ 
picList[i].style.zIndex='1'; 
} 
} 
var autoKey = false; 
function iBanner() { 
if(!$('ibanner')||!$('ibanner_pic')||!$('ibanner_btn')) return; 
$('ibanner').onmouseover = function(){autoKey = true}; 
$('ibanner').onmouseout = function(){autoKey = false}; 

var btnList = $('ibanner_btn').getElementsByTagName('span'); 
var picList = $('ibanner_pic').getElementsByTagName('a'); 
if (picList.length==1) return; 
picList[0].style.zIndex='2'; 
for (var m=0; m<btnList.length; m++){ 
btnList[m].onmouseover = function() { 
for(var n=0; n<btnList.length; n++) { 
if (btnList[n].className == 'current') { 
var currentNum = n; 
} 
} 
classNormal(); 
picZ(); 
this.className='current'; 
picList[currentNum].style.zIndex='2'; 
var z = this.childNodes[0].nodeValue-1; 
picList[z].style.zIndex='3'; 
if (currentNum!=z){ 
picList[z].style.left='650px'; 
moveElement('picLi_'+z,0,0,10); 
} 
} 
} 
} 
setInterval('autoBanner()', 5000); 
function autoBanner() { 
if(!$('ibanner')||!$('ibanner_pic')||!$('ibanner_btn')||autoKey) return; 
var btnList = $('ibanner_btn').getElementsByTagName('span'); 
var picList = $('ibanner_pic').getElementsByTagName('a'); 
if (picList.length==1) return; 
for(var i=0; i<btnList.length; i++) { 
if (btnList[i].className == 'current') { 
var currentNum = i; 
} 
} 
if (currentNum==(picList.length-1) ){ 
classNormal(); 
picZ(); 
btnList[0].className='current'; 
picList[currentNum].style.zIndex='2'; 
picList[0].style.zIndex='3'; 
picList[0].style.left='650px'; 
moveElement('picLi_0',0,0,10); 
} else { 
classNormal(); 
picZ(); 
var nextNum = currentNum+1; 
btnList[nextNum].className='current'; 
picList[currentNum].style.zIndex='2'; 
picList[nextNum].style.zIndex='3'; 
picList[nextNum].style.left='650px'; 
moveElement('picLi_'+nextNum,0,0,10); 
} 
} 
addLoadEvent(addBtn); 
addLoadEvent(iBanner); 
</script> 
</head> 
<body> 
<div id="ibanner"> 
<div id="ibanner_pic"> 
<a href="/jscss/"><img src="/jscss/demoimg/200904/a1.jpg" alt="" /></a> 
<a href="/sort/index.shtml"><img src="/jscss/demoimg/200904/a2.jpg" alt="" /></a> 
<a href="/other/lastupdate.shtml"><img src="/jscss/demoimg/200904/a3.jpg" alt="" /></a> 
<a href="/other/top100.shtml"><img src="/jscss/demoimg/200904/a4.jpg" alt="" /></a> 
</div> 
</div><!--ibanner end--> 
<div style="height:20px; background:#EEE;"></div> 
</body> 
</html> 