<style type="text/css">
#focus_change{width:339px;height:239px;position:relative;overflow:hidden;font-family:Verdana, Arial, Helvetica, sans-serif;background:#fff;}
#loading{position:absolute;z-index:9999;width:339px;height:239px;background:#fff url(/jscss/demoimg/loading.gif) center -40px no-repeat;color:#666;font-size:12px;text-align:center;padding-top:90px;}
#ts_bg{position:absolute;bottom:0;z-index:1;width:339px;height:36px;background:#000;filter:alpha(opacity=40);opacity:0.4;}
#pics li{position:absolute;top:0px;left:0px;}
#pics li img{filter:alpha(opacity=0);opacity:0;width:339px;height:239px;}/*图片大小与框架保持一致*/
#ts li{position:absolute;z-index:2;left:0;bottom:-32px;height:24px;line-height:24px;font-size:14px;font-weight:bold;padding-left:16px;}
#ts li a{color:#fff; text-decoration:none;}/*标题链接样式*/
#btn,#btn_bg{position:absolute;z-index:3;bottom:8px;right:8px;color:#fff;font-size:12px;}
#btn li,#btn_bg li{float:left;width:22px;height:18px;line-height:18px;overflow:hidden;text-align:center;margin-right:1px;}
#btn_bg li{background:#fff;filter:alpha(opacity=50);opacity:0.5;}
#btn li.current {background:#F60;}
</style>
<script type="text/javascript">
function $(id) {return document.getElementById(id);}
function $$(tag,id){return (id==undefined?document:this.$(id)).getElementsByTagName(tag);}
function poptit(tsID,n){//文字上下运动函数
var ts = $$('li',tsID);
var setway=function(obj,y){obj.style.bottom=y+'px';}
var getway=function(obj){return parseInt(obj.style.bottom);}
var up=function(){
if (ts[n].movement) clearTimeout(ts[n].movement);//为了兼容变化中的点击
if (y1 == 0) return true;
y1+=Math.ceil((0 - y1) / 5);
setway(ts[n],y1);
if(y1<0) ts[n].movement = setTimeout(up, 1);
}
var down=function(){
if (ts[N].movement) clearTimeout(ts[N].movement);
if (y2 == -32) return true;
y2+=Math.floor((-32 - y2) / 5);
setway(ts[N],y2);
if(y2>-32) ts[N].movement = setTimeout(down, 1);
}
for(var i=0;i<ts.length;i++){
if (!ts[i].style.bottom) ts[i].style.bottom = "-32px";
if(ts[i].name=='up') var N=i;
}
if(!N&&n==0) {//开始载入...
ts[n].name='up';
var y1=getway(ts[n]);
up();
return true;
}
if(N==n) return true;//防止快速移出移入的抖动
ts[N].name=''//标记淡入的name为空
ts[n].name='up';
var y1=getway(ts[n]);
var y2=getway(ts[N]);
down();
up();
}
function opa(pics,n){//图片淡入淡出函数
var pics = $$('img',pics);
var setfade=function(obj,o){
if (document.all) obj.style.filter = "alpha(opacity=" + o + ")";
else obj.style.opacity = (o / 100);
};
var getfade=function(obj){
return (document.all)?((obj.filters.alpha.opacity)?obj.filters.alpha.opacity:false):((obj.style.opacity)?obj.style.opacity*100:false);
}
var show=function(){
if(pics[n].move) clearTimeout(pics[n].move);
if (o1 == 100) return true;
o1+=5;
setfade(pics[n],o1);
if(o1<100) pics[n].move=setTimeout(show,1);
};
var hide=function(){
if(pics[N].move) clearTimeout(pics[N].move);
if (o2 == 0) return true;
o2-=5;
setfade(pics[N],o2);
if(o2>0) pics[N].move=setTimeout(hide,1);
};
for(var i=0;i<pics.length;i++){
if(!getfade(pics[i])) setfade(pics[i],0);
if(pics[i].name=='out') var N=i;
}
if(!N&&n==0) {//开始载入...
pics[n].name='out';
var o1=getfade(pics[n]);
show();
return true;
}
if(N==n) return true;
pics[N].name=''
pics[n].name='out';
var o1=getfade(pics[n]);
var o2=getfade(pics[N]);
hide();
show();
}
function classNormal() {//数字标签样式清除
var focusBtnList = $$('li','btn');
for (var i = 0; i < focusBtnList.length; i++) {
focusBtnList[i].className = '';
}
}
function autoFocusChange() {//自动运行
if (atuokey) return;
var focusBtnList = $$('li','btn');
for (var i = 0; i < focusBtnList.length; i++) {
if (focusBtnList[i].className == 'current') {
var currentNum = i;
}
}
if(currentNum<focusBtnList.length-1){
poptit('ts',currentNum+1);
opa('pics',currentNum+1);
classNormal();
focusBtnList[currentNum+1].className = 'current';
}else if(currentNum==focusBtnList.length-1){
poptit('ts',0);
opa('pics',0);
classNormal();
focusBtnList[0].className = 'current';
}
}
function focusChange() {//交互切换
var focusBtnList = $$('li','btn');
for (var i = 0; i < focusBtnList.length; i++) {
focusBtnList[i].I=i;
focusBtnList[i].onclick = function(){
poptit('ts',this.I);
opa('pics',this.I);
classNormal();
focusBtnList[this.I].className = 'current';
}
focusBtnList[i].onmouseover = function(){
this.style.backgroundColor='#f60';
this.style.cursor='pointer';
}
focusBtnList[i].onmouseout = function(){
this.style.backgroundColor='';
}
}
}
var atuokey = '';
function init(){//初始化
$('btn_bg').innerHTML=$('btn').innerHTML;
$('focus_change').removeChild($$('div','focus_change')[0]);
poptit('ts',0);
opa('pics',0);
classNormal();
$$('li','btn')[0].className = 'current';
$('focus_change').onmouseover = function() {
atuokey = true;
clearInterval(auto);
}
$('focus_change').onmouseout = function() {
atuokey = false;
auto=setInterval('autoFocusChange()', T);
}
}
var T=3000;//每帧图片停留的时间，1000=1秒
var auto='';
window.onload=function(){
init();
focusChange();
auto=setInterval('autoFocusChange()', T);
}
</script><div id="focus_change">
<div id="loading">加載中...</div>
<div id="ts_bg">文字标题的背景</div>
<div id="btn_bg">数字标签的背景</div>
<div id="pics">
<ul>
<li><a href="#"><img src="images/20100202_1.jpg" border=0 alt="^_^" /></a></li>
<li><a href="#"><img src="images/20090804_4.JPG" border=0 alt="^_^" /></a></li>
<li><a href="#"><img src="images/20100316_2.jpg" border=0 alt="^_^" /></a></li>
<li><a href="#"><img src="images/20090907_01A.jpg" border=0 alt="^_^" /></a></li>
</ul>
</div>
<div id="ts">
<ul>
<li><a href="#">圖片一</a></li>
<li><a href="#">圖片二</a></li>
<li><a href="#">圖片三</a></li>
<li><a href="#">圖片四</a></li>
</ul>
</div>
<div id="btn">
<ul>
<li>1</li>
<li>2</li>
<li>3</li>
<li>4</li>
</ul>
</div>
</div>
这段代码 ，我把它写在了一个用户控件里面，
然后再网站首页把它放在一个<td></td>里面 ，现在问题是，我用别人的电脑打开网站时，会出现这个JS特效图片显示错位。 不在我的相应的<td></td>里面,刷新一下后又好了。。无奈啊 ，怎么回事111
解决方案 »
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