概述
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<html>
<head>
<title>title</title>
<SCRIPT>
var intTimeStep=20;
var isIe=(window.ActiveXObject)?true:false;
var intAlphaStep=(isIe)?5:0.05;
var curSObj=null;
var curOpacity=null;
var stopTime=0;
function startObjMessage(objId){
curSObj=document.getElementById(objId);
if(isIe){curSObj.style.cssText='DISPLAY: none; Z-INDEX: 1; FILTER: alpha(opacity=0); POSITION: absolute;';}
setMessage();
}
function setMessage(){
if(isIe){curSObj.filters.alpha.opacity=0;}
else{curOpacity=0;curSObj.style.opacity=0}
curSObj.style.display='';
setMessageShow();
}
function setMessageShow(){
if(isIe){
curSObj.filters.alpha.opacity+=intAlphaStep;
if (curSObj.filters.alpha.opacity<100) {setTimeout('setMessageShow()',intTimeStep);}
else{stopTime+=10;if(stopTime<500){setTimeout('setMessageShow()',intTimeStep);}else{stopTime=0;setMessageClose();}}
}else
{
curOpacity+=intAlphaStep;
curSObj.style.opacity =curOpacity;
if (curOpacity<1) {setTimeout('setMessageShow()',intTimeStep);}
else{stopTime+=10;if(stopTime<200){setTimeout('setMessageShow()',intTimeStep);}else{stopTime=0;setMessageClose();}}
}
}
function setMessageClose()
{
if(isIe)
{
curSObj.filters.alpha.opacity-=intAlphaStep;
if (curSObj.filters.alpha.opacity>0) {
setTimeout('setMessageClose()',intTimeStep);
}
else {
curSObj.style.display='none';
}
}
else
{
curOpacity-=intAlphaStep;
if (curOpacity>0) {
curSObj.style.opacity =curOpacity;
setTimeout('setMessageClose()',intTimeStep);
}
else {
curSObj.style.display='none';
}
}
}
</SCRIPT>
<script type="text/javascript">
window.setInterval(function(){
startObjMessage('objDiv')
},3000)
</script>
</head>
<body>
<span>这里显示结果！静等3秒！</span>
<DIV id="objDiv" style="DISPLAY: none; Z-INDEX: 1; POSITION: absolute; ">
气不气！打我呀！略略略........
</DIV>
</body>
</html>
最后
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