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自适应网页宽度jquery焦点图轮播滚动切换特效代码

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以下是 自适应网页宽度jquery焦点图轮播滚动切换特效代码 的示例演示效果:

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自适应网页宽度jquery焦点图轮播滚动切换特效代码

HTML代码(index.html):

<!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>自适应网页宽度jquery焦点图</title> 
<link href="iamges/index.css" rel="stylesheet" type="text/css">
<script src="js/jquery-1.4.2.min.js"></script>
<!--IE6透明判断-->
<!--[if IE 6]>
<script src="js/DD_belatedPNG_0.0.8a-min.js"></script>
<script>
DD_belatedPNG.fix('.flash_bar,#tit_fc1,#tit_fc2,#tit_fc3,#tit_fc4,#flashLine');
</script>
<![endif]-->
</head>
<body>
<!--flash begin-->
<div id="flashBg" style="background-color: rgb(11, 11, 11); ">
<div id="flashLine">
<div id="flash">
<a href="#" target="_blank" id="flash1" style="display: block; " name="#0b0b0b"><img src="iamges/01.jpg" width="980" height="393"></a>
<a href="#" target="_blank" id="flash2" name="#194982" style="display: none; "><img src="iamges/02.jpg" width="980" height="393"></a>
<a href="#" target="_blank" id="flash3" name="#04304b" style="display: none; "><img src="iamges/03.jpg" width="980" height="393"></a>
  <div class="flash_bar">
<div class="dq" id="f1" onclick="changeflash(1)"></div>
<div class="no" id="f2" onclick="changeflash(2)"></div>
<div class="no" id="f3" onclick="changeflash(3)"></div>
  </div>
</div>
</div>
</div>
<script>
var currentindex=1;
var length = $(".flash_bar div").length;
$("#flashBg").css("background-color",$("#flash1").attr("name"));
function changeflash(i) {	
currentindex=i;

for (j=1;j<=length;j++){
	if (j==i) 
	{$("#flash"+j).fadeIn("normal");
	$("#flash"+j).css("display","block");
	$("#f"+j).removeClass();
	$("#f"+j).addClass("dq");
	$("#flashBg").css("background-color",$("#flash"+j).attr("name"));
	}
	else
	{$("#flash"+j).css("display","none");
	$("#f"+j).removeClass();
	$("#f"+j).addClass("no");}
}}
function startAm(){
timerID = setInterval("timer_tick()",3000);
}
function stopAm(){
clearInterval(timerID);
}
function timer_tick() {
    currentindex=currentindex>=length?1:currentindex+1;
	changeflash(currentindex);}
$(document).ready(function(){
$(".flash_bar div").mouseover(function(){stopAm();}).mouseout(function(){startAm();});
startAm();
});
</script>
</body>
</html>

JS代码(DD_belatedPNG_0.0.8a-min.js):

/*** DD_belatedPNG:Adds IE6 support:PNG images for CSS background-image and HTML <IMG/>.* Author:Drew Diller* Email:drew.diller@gmail.com* URL:http://www.dillerdesign.com/experiment/DD_belatedPNG/* Version:0.0.8a* Licensed under the MIT License:http://dillerdesign.com/experiment/DD_belatedPNG/#license** Example usage:* DD_belatedPNG.fix('.png_bg');
	// argument is a CSS selector* DD_belatedPNG.fixPng( someNode );
	// argument is an HTMLDomElement**/
var DD_belatedPNG={
	ns:"DD_belatedPNG",imgSize:{
}
,delay:10,nodesFixed:0,createVmlNameSpace:function(){
	if(document.namespaces&&!document.namespaces[this.ns]){
	document.namespaces.add(this.ns,"urn:schemas-microsoft-com:vml")}
}
,createVmlStyleSheet:function(){
	var b,a;
	b=document.createElement("style");
	b.setAttribute("media","screen");
	document.documentElement.firstChild.insertBefore(b,document.documentElement.firstChild.firstChild);
	if(b.styleSheet){
	b=b.styleSheet;
	b.addRule(this.ns+"\\:*","{
	behavior:url(#default#VML)}
");
	b.addRule(this.ns+"\\:shape","position:absolute;
	");
	b.addRule("img."+this.ns+"_sizeFinder","behavior:none;
	border:none;
	position:absolute;
	z-index:-1;
	top:-10000px;
	visibility:hidden;
	");
	this.screenStyleSheet=b;
	a=document.createElement("style");
	a.setAttribute("media","print");
	document.documentElement.firstChild.insertBefore(a,document.documentElement.firstChild.firstChild);
	a=a.styleSheet;
	a.addRule(this.ns+"\\:*","{
	display:none !important;
}
");
	a.addRule("img."+this.ns+"_sizeFinder","{
	display:none !important;
}
")}
}
,readPropertyChange:function(){
	var b,c,a;
	b=event.srcElement;
	if(!b.vmlInitiated){
	return}
if(event.propertyName.search("background")!=-1||event.propertyName.search("border")!=-1){
	DD_belatedPNG.applyVML(b)}
if(event.propertyName=="style.display"){
	c=(b.currentStyle.display=="none")?"none":"block";
	for(a in b.vml){
	if(b.vml.hasOwnProperty(a)){
	b.vml[a].shape.style.display=c}
}
}
if(event.propertyName.search("filter")!=-1){
	DD_belatedPNG.vmlOpacity(b)}
}
,vmlOpacity:function(b){
	if(b.currentStyle.filter.search("lpha")!=-1){
	var a=b.currentStyle.filter;
	a=parseInt(a.substring(a.lastIndexOf("=")+1,a.lastIndexOf(")")),10)/100;
	b.vml.color.shape.style.filter=b.currentStyle.filter;
	b.vml.image.fill.opacity=a}
}
,handlePseudoHover:function(a){
	setTimeout(function(){
	DD_belatedPNG.applyVML(a)}
,1)}
,fix:function(a){
	if(this.screenStyleSheet){
	var c,b;
	c=a.split(",");
	for(b=0;
	b<c.length;
	b++){
	this.screenStyleSheet.addRule(c[b],"behavior:expression(DD_belatedPNG.fixPng(this))")}
}
}
,applyVML:function(a){
	a.runtimeStyle.cssText="";
	this.vmlFill(a);
	this.vmlOffsets(a);
	this.vmlOpacity(a);
	if(a.isImg){
	this.copyImageBorders(a)}
}
,attachHandlers:function(i){
	var d,c,g,e,b,f;
	d=this;
	c={
	resize:"vmlOffsets",move:"vmlOffsets"}
;
	if(i.nodeName=="A"){
	e={
	mouseleave:"handlePseudoHover",mouseenter:"handlePseudoHover",focus:"handlePseudoHover",blur:"handlePseudoHover"}
;
	for(b in e){
	if(e.hasOwnProperty(b)){
	c[b]=e[b]}
}
}
for(f in c){
	if(c.hasOwnProperty(f)){
	g=function(){
	d[c[f]](i)}
;
	i.attachEvent("on"+f,g)}
}
i.attachEvent("onpropertychange",this.readPropertyChange)}
,giveLayout:function(a){
	a.style.zoom=1;
	if(a.currentStyle.position=="static"){
	a.style.position="relative"}
}
,copyImageBorders:function(b){
	var c,a;
	c={
	borderStyle:true,borderWidth:true,borderColor:true}
;
	for(a in c){
	if(c.hasOwnProperty(a)){
	b.vml.color.shape.style[a]=b.currentStyle[a]}
}
}
,vmlFill:function(e){
	if(!e.currentStyle){
	return}
else{
	var d,f,g,b,a,c;
	d=e.currentStyle}
for(b in e.vml){
	if(e.vml.hasOwnProperty(b)){
	e.vml[b].shape.style.zIndex=d.zIndex}
}
e.runtimeStyle.backgroundColor="";
	e.runtimeStyle.backgroundImage="";
	f=true;
	if(d.backgroundImage!="none"||e.isImg){
	if(!e.isImg){
	e.vmlBg=d.backgroundImage;
	e.vmlBg=e.vmlBg.substr(5,e.vmlBg.lastIndexOf('")')-5)}
else{
	e.vmlBg=e.src}
g=this;
	if(!g.imgSize[e.vmlBg]){
	a=document.createElement("img");
	g.imgSize[e.vmlBg]=a;
	a.className=g.ns+"_sizeFinder";
	a.runtimeStyle.cssText="behavior:none;
	position:absolute;
	left:-10000px;
	top:-10000px;
	border:none;
	margin:0;
	padding:0;
	";
	c=function(){
	this.width=this.offsetWidth;
	this.height=this.offsetHeight;
	g.vmlOffsets(e)}
;
	a.attachEvent("onload",c);
	a.src=e.vmlBg;
	a.removeAttribute("width");
	a.removeAttribute("height");
	document.body.insertBefore(a,document.body.firstChild)}
e.vml.image.fill.src=e.vmlBg;
	f=false}
e.vml.image.fill.on=!f;
	e.vml.image.fill.color="none";
	e.vml.color.shape.style.backgroundColor=d.backgroundColor;
	e.runtimeStyle.backgroundImage="none";
	e.runtimeStyle.backgroundColor="transparent"}
,vmlOffsets:function(d){
	var h,n,a,e,g,m,f,l,j,i,k;
	h=d.currentStyle;
	n={
	W:d.clientWidth+1,H:d.clientHeight+1,w:this.imgSize[d.vmlBg].width,h:this.imgSize[d.vmlBg].height,L:d.offsetLeft,T:d.offsetTop,bLW:d.clientLeft,bTW:d.clientTop}
;
	a=(n.L+n.bLW==1)?1:0;
	e=function(b,p,q,c,s,u){
	b.coordsize=c+","+s;
	b.coordorigin=u+","+u;
	b.path="m0,0l"+c+",0l"+c+","+s+"l0,"+s+" xe";
	b.style.width=c+"px";
	b.style.height=s+"px";
	b.style.left=p+"px";
	b.style.top=q+"px"}
;
	e(d.vml.color.shape,(n.L+(d.isImg?0:n.bLW)),(n.T+(d.isImg?0:n.bTW)),(n.W-1),(n.H-1),0);
	e(d.vml.image.shape,(n.L+n.bLW),(n.T+n.bTW),(n.W),(n.H),1);
	g={
	X:0,Y:0}
;
	if(d.isImg){
	g.X=parseInt(h.paddingLeft,10)+1;
	g.Y=parseInt(h.paddingTop,10)+1}
else{
	for(j in g){
	if(g.hasOwnProperty(j)){
	this.figurePercentage(g,n,j,h["backgroundPosition"+j])}
}
}
d.vml.image.fill.position=(g.X/n.W)+","+(g.Y/n.H);
	m=h.backgroundRepeat;
	f={
	T:1,R:n.W+a,B:n.H,L:1+a}
;
	l={
	X:{
	b1:"L",b2:"R",d:"W"}
,Y:{
	b1:"T",b2:"B",d:"H"}
}
;
	if(m!="repeat"||d.isImg){
	i={
	T:(g.Y),R:(g.X+n.w),B:(g.Y+n.h),L:(g.X)}
;
	if(m.search("repeat-")!=-1){
	k=m.split("repeat-")[1].toUpperCase();
	i[l[k].b1]=1;
	i[l[k].b2]=n[l[k].d]}
if(i.B>n.H){
	i.B=n.H}
d.vml.image.shape.style.clip="rect("+i.T+"px "+(i.R+a)+"px "+i.B+"px "+(i.L+a)+"px)"}
else{
	d.vml.image.shape.style.clip="rect("+f.T+"px "+f.R+"px "+f.B+"px "+f.L+"px)"}
}
,figurePercentage:function(d,c,f,a){
	var b,e;
	e=true;
	b=(f=="X");
	switch(a){
	case"left":case"top":d[f]=0;
	break;
	case"center":d[f]=0.5;
	break;
	case"right":case"bottom":d[f]=1;
	break;
	default:if(a.search("%")!=-1){
	d[f]=parseInt(a,10)/100}
else{
	e=false}
}
d[f]=Math.ceil(e?((c[b?"W":"H"]*d[f])-(c[b?"w":"h"]*d[f])):parseInt(a,10));
	if(d[f]%2===0){
	d[f]++}
return d[f]}
,fixPng:function(c){
	c.style.behavior="none";
	var g,b,f,a,d;
	if(c.nodeName=="BODY"||c.nodeName=="TD"||c.nodeName=="TR"){
	return}
c.isImg=false;
	if(c.nodeName=="IMG"){
	if(c.src.toLowerCase().search(/\.png$/)!=-1){
	c.isImg=true;
	c.style.visibility="hidden"}
else{
	return}
}
else{
	if(c.currentStyle.backgroundImage.toLowerCase().search(".png")==-1){
	return}
}
g=DD_belatedPNG;
	c.vml={
	color:{
}
,image:{
}
}
;
	b={
	shape:{
}
,fill:{
}
}
;
	for(a in c.vml){
	if(c.vml.hasOwnProperty(a)){
	for(d in b){
	if(b.hasOwnProperty(d)){
	f=g.ns+":"+d;
	c.vml[a][d]=document.createElement(f)}
}
c.vml[a].shape.stroked=false;
	c.vml[a].shape.appendChild(c.vml[a].fill);
	c.parentNode.insertBefore(c.vml[a].shape,c)}
}
c.vml.image.shape.fillcolor="none";
	c.vml.image.fill.type="tile";
	c.vml.color.fill.on=false;
	g.attachHandlers(c);
	g.giveLayout(c);
	g.giveLayout(c.offsetParent);
	c.vmlInitiated=true;
	g.applyVML(c)}
}
;
	try{
	document.execCommand("BackgroundImageCache",false,true)}
catch(r){
}
DD_belatedPNG.createVmlNameSpace();
	DD_belatedPNG.createVmlStyleSheet();

CSS代码(index.css):

@charset "utf-8";/*index CSS Document */
body{margin:0;padding:0;font-size:12px;line-height:22px;font-family:"宋体","Arial Narrow";background:#ffffff url(index_bodybg.gif) repeat-x 0px 0px;}
img{border:none}
#flash{width:980px;height:393px;overflow:hidden;margin:0 auto;clear:both;position:relative;/*--*/
 padding:0px 10px;}
#flash a{width:980px;height:393px;display:none;}
#flash img{width:980px;height:393px;/* display:none;*/
}
.flash_bar{width:520px;padding-left:470px;z-index:69;height:30px;overflow:hidden;position:absolute;padding-top:13px!important;padding-top:12px;bottom:0px;left:0px;background:url(tg_flashbar.png) no-repeat 10px 0px;text-align:center;}
.flash_bar .dq{display:block;float:left;width:8px;height:8px;margin:5px 5px;/* background:url(tg_flash_p.png) no-repeat 0px 0px;*/
 cursor:pointer;background:url(tg_flash_p.png) no-repeat 0px 0px;_background:none;_filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(src="tg_flash_p.png",sizingMethod="crop");}
.flash_bar .no{display:block;float:left;width:8px;height:8px;margin:5px 5px;/* background:url(tg_flash_p.png) no-repeat 0px 0px;*/
 cursor:pointer;background:url(tg_flash_p2.png) no-repeat 0px 0px;_background:none;_filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(src="tg_flash_p2.png",sizingMethod="crop");}
/*一流素材网www.16sucai.com --201104---*/
#flashBg{height:393px;overflow:hidden;width:100%;clear:both;margin:0;padding:0;}
#flashLine{background:url(touming.png) repeat-x center bottom;height:393px;width:100%;clear:both;}
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