请教各位好心的高手一个网页中图片渐隐渐出的问题-------谢谢！

<html>
<head>
<title></title>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<script>
var i=0
function test(){
i+=1
document.all.mxh.style.filter="alpha(opacity="+i+")"setTimeout("test()",10)
}
</script>
</head><body bgcolor="#FFFFFF" text="#000000" onload="test()">
<img id=mxh src="http://lucky.myrice.com/back.jpg" style="filter:alpha(opacity=50)">
</body>
</html>
你可以根据需要，使数字再从大返回小，

解决方案 »

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202.114.96.194/~cityhunter/jscript/jscript.htm
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<script>
var i=0
var flag="1"
function test(){
if(i>99)
i=0
i+=5
document.all.mxh.style.filter="alpha(opacity="+i+")"setTimeout("test()",10)
}
</script>
</head><body bgcolor="#FFFFFF" text="#000000" onload="test()">
<img id=mxh src="http://lucky.myrice.com/back.jpg" style="filter:alpha(opacity=50)">
</body>
</html>
谢谢各位了！！！再请问net_lover(孟子E章)一下，文字的变化能否再说的详细一点，谢谢了！
谢谢net_lover(孟子E章)以及各位了！我想再问一下怎样让图片随鼠标移至图片上或移出图片时产生渐变效果！！！再麻烦net_lover(孟子E章)能否把文字变化的具体实现说的详细一点。谢谢了！！！！
<style type="text/css">

</style>
<Script Language="Javascript">
bname=navigator.appName;
bversion=parseInt(navigator.appVersion)
if ((bname=="Netscape" && bversion>=4) || (bname=="Microsoft Internet Explorer" && bversion>=4))
window.onload=start
else
stop();
window.onunload=stop
if (bname=="Netscape"){
brows=true
dt=2
}
else{
brows=false
dt=20
}
var z=0;
var msg=0;
var rgb=0;
var link=false;
var status=true;
var updwn=false;
var message= new Array();
var value=0;
var h=window.innerHeight;
var w=window.innerWidth;
var timer1;
var timer2;
var timer3;
var convert = new Array()
var hexbase= new Array("0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "A", "B", "C", "D", "E", "F");
var bgcolor="#FFFFFF";
var color="#00008D";  message[0]='欢迎光临'
message[1]='[孟宪会之精彩世界]'
message[2]='<a href="http://lucky.myrice.com">欢迎光临</a>'for (x=0; x<16; x++){
for (y=0; y<16; y++){
convert[value]= hexbase[x] + hexbase[y];
value++;
}
}redx=color.substring(1,3);
greenx=color.substring(3,5);
bluex=color.substring(5,7);
hred=eval(parseInt(redx,16));
hgreen=eval(parseInt(greenx,16));
hblue=eval(parseInt(bluex,16));
eredx=bgcolor.substring(1,3);
egreenx=bgcolor.substring(3,5);
ebluex=bgcolor.substring(5,7);
ered=eval(parseInt(eredx,16));
egreen=eval(parseInt(egreenx,16));
eblue=eval(parseInt(ebluex,16));
red=ered;
green=egreen;
blue=eblue;function start(){
if ((bname=="Netscape" && bversion>=4) || (bname=="Microsoft Internet Explorer" && bversion>=4)){
link=false;
updwn=true;
if (brows)
res=document.layers['textanim'].top
else{
textanim.style.width=document.body.offsetWidth-20;
textanim.innerHTML='<Pre><P Class="main" Align="Center">'+message[msg]+'</P></Pre>'
res=textanim.style.top
for (x=0; x<document.all.length; x++)
if(document.all[x].id=="textanimlink")
link=true;
}
up()
}
}function stop(){
clearTimeout(timer1);
clearTimeout(timer2);
clearTimeout(timer3);
}function resz(){
h=window.innerHeight;
w=window.innerWidth;
if (updwn)
timer1=setTimeout('up()',1000)
else
timer2=setTimeout('down()',1000)
}function breakf(){
if (status){
clearTimeout(timer1);
clearTimeout(timer2);
status=false
return;
}
else{
status=true;
if (updwn)
timer1=setTimeout('up()',dt)
else
timer2=setTimeout('down()',dt)
}
}
function up(){
if (red<hred){
if ((red+7)<hred)
red+=7;
else
red=hred
redx = convert[red]
}
else{
if ((red-7)>hred)
red-=7;
else
red=hred
redx = convert[red]
}if (green<hgreen){
if ((green+7)<hgreen)
green+=7;
else
green=hgreen
greenx = convert[green]
}
else{
if ((green-7)>hgreen)
green-=7;
else
green=hgreen
greenx = convert[green]
}if (blue<hblue){
if ((blue+7)<hblue)
blue+=7;
else
blue=hblue
bluex = convert[blue]
}
else{
if ((blue-7)>hblue)
blue-=7;
else
blue=hblue
bluex = convert[blue]
}rgb = "#"+redx+greenx+bluex;
if (brows){
document.layers['textanim'].document.linkColor=rgb;
document.layers['textanim'].document.vlinkColor=rgb;
if (window.innerHeight!=h || window.innerWidth!=w){
clearTimeout(timer1);
resz()
return;
}
else{
document.layers['textanim'].document.write('<Pre><P Class="main" Align="Center"><font color="'+rgb+'">'+message[msg]+'</font></P></Pre>')
document.layers['textanim'].document.close();
}
}
else{
textanim.style.color=rgb;
if(link)
textanimlink.style.color=rgb;
}
if (z<38){
if (brows)
document.layers['textanim'].top--
else
textanim.style.posTop--
z++
timer1=setTimeout('up()',dt)
}
else
{
updwn=false;
down()
}
}
function down(){
if (red<ered){
if ((red+7)<ered)
red+=7;
else
red=ered
redx = convert[red]
}
else{
if ((red-7)>ered)
red-=7;
else
red=ered
redx = convert[red]
}if (green<egreen){
if ((green+7)<egreen)
green+=7;
else
green=egreen
greenx = convert[green]
}
else{
if ((green-7)>egreen)
green-=7;
else
green=egreen
greenx = convert[green]
}if (blue<eblue){
if ((blue+7)<eblue)
blue+=7;
else
blue=eblue
bluex = convert[blue]
}
else{
if ((blue-7)>eblue)
blue-=7;
else
blue=eblue
bluex = convert[blue]
}rgb = "#"+redx+greenx+bluex;
if (brows){
document.layers['textanim'].document.linkColor=rgb;
document.layers['textanim'].document.vlinkColor=rgb;
if (window.innerHeight!=h || window.innerWidth!=w){
clearTimeout(timer2);
resz()
return;
}
else{
document.layers['textanim'].document.write('<Pre><P Class="main" Align="Center"><font color="'+rgb+'">'+message[msg]+'</font></P></Pre>')
document.layers['textanim'].document.close();
}
}
else{
textanim.style.color=rgb;
if(link)
textanimlink.style.color=rgb;
}if (z<76){
if (brows)
document.layers['textanim'].top--
else
textanim.style.posTop--
z++
timer2=setTimeout('down()',dt)
}
else
{
if (brows){
document.layers['textanim'].document.write('')
document.layers['textanim'].document.close();
}
else
textanim.innerHTML='';
window.clearInterval(timer2);
if(msg<message.length-1){
msg++;
z=0;
if (brows){
document.layers['textanim'].top=res;
}
else
textanim.style.top=res;
timer3=setTimeout('start()',100);
}
else
{
msg=0;
z=0;
if (brows)
document.layers['textanim'].top=res;
else
textanim.style.top=res;
timer3=setTimeout('start()',2000);
}
}
}</Script>
<Div id="textanim" style="position: absolute; left: 0; top: 440" onclick="breakf()">
</Div>
<Layer name="textanim" left=0 top=440>
</Layer>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<script>
var ww
var i=0
var flag="1"
function test(){
if(i>99)
i=0
i+=5
document.all.mxh.style.filter="alpha(opacity="+i+")"
ww=setTimeout("test()",10)
}
</script>
</head><body bgcolor="#FFFFFF" text="#000000">把你的鼠标移动到图片上<br>
<img id=mxh src="http://lucky.myrice.com/back.jpg" style="filter:alpha(opacity=50)" onmouseover="test()" onmouseout="clearTimeout(ww)">
</body>
</html>