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trong
Hiệu ứng này giúp trang web của bạn trông như một vũ trụ bao la, với muôn ngàn ngôi sao:
Paste code này ngay sau tag <body>:
<BODY BGCOLOR="#000000" onLoad="fly()">
Paste code này tiếp theo sau tag <body>: ( Các bạn nhấp chuột phải xem phần "View Source" sẽ thấy rơ )
<SCRIPT LANGUAGE="JavaScript">
<!--
Begin
SmallStars = 30;
LargeStars = 10;
SmallYpos = new
Array();
SmallXpos = new Array();
LargeYpos = new Array();
LargeXpos =
new Array();
Smallspeed= new Array();
Largespeed= new
Array();
ns=(document.layers)?1:0;
if (ns) {
for (i = 0; i <
SmallStars; i++) {
document.write("<LAYER NAME='sn"+i+"' LEFT=0 TOP=0
BGCOLOR='#FFFFF0' CLIP='0,0,1,1'></LAYER>");
}
for (i = 0; i <
LargeStars; i++) {
document.write("<LAYER NAME='ln"+i+"' LEFT=0 TOP=0
BGCOLOR='#FFFFFF' CLIP='0,0,2,2'></LAYER>");
}
}
else
{
document.write('<div
style="position:absolute;top:0px;left:0px">');
document.write('<div
style="position:relative">');
for (i = 0; i < SmallStars; i++)
{
document.write('<div id="si"
style="position:absolute;top:0;left:0;width:1px;height:1px;background:#fffff0;font-size:1px"></div>');
}
document.write('</div>');
document.write('</div>');
document.write('<div
style="position:absolute;top:0px;left:0px">');
document.write('<div
style="position:relative">');
for (i = 0; i < LargeStars; i++)
{
document.write('<div id="li"
style="position:absolute;top:0;left:0;width:2px;height:2px;background:#ffffff;font-size:2px"></div>');
}
document.write('</div>');
document.write('</div>');
}
WinHeight
=
(document.layers)?window.innerHeight:window.document.body.clientHeight;
WinWidth
= (document.layers)?window.innerWidth:window.document.body.clientWidth;
for
(i = 0; i < SmallStars; i++) {
SmallYpos[i] = Math.round(Math.random() *
WinHeight);
SmallXpos[i] = Math.round(Math.random() *
WinWidth);
Smallspeed[i]= Math.random() * 5 + 1;
}
for (i = 0; i <
LargeStars; i++) {
LargeYpos[i] = Math.round(Math.random() *
WinHeight);
LargeXpos[i] = Math.round(Math.random() *
WinWidth);
Largespeed[i] = Math.random() * 10 + 5;
}
function fly()
{
var WinHeight =
(document.layers)?window.innerHeight:window.document.body.clientHeight;
var
WinWidth =
(document.layers)?window.innerWidth:window.document.body.clientWidth;
var
hscrll = (document.layers)?window.pageYOffset:document.body.scrollTop;
var
wscrll = (document.layers)?window.pageXOffset:document.body.scrollLeft;
for
(i = 0; i < LargeStars; i++) {
LargeXpos[i] -= Largespeed[i];
if
(LargeXpos[i] < -10) {
LargeXpos[i] = WinWidth;
LargeYpos[i] =
Math.round(Math.random() * WinHeight);
Largespeed[i] = Math.random() * 10 +
5;
}
if (ns) {
document.layers['ln'+i].left =
LargeXpos[i];
document.layers['ln'+i].top = LargeYpos[i] +
hscrll;
}
else {
li[i].style.pixelLeft =
LargeXpos[i];
li[i].style.pixelTop = LargeYpos[i] + hscrll;
}
}
for
(i = 0; i < SmallStars; i++) {
SmallXpos[i] -= Smallspeed[i];
if
(SmallXpos[i] < -10) {
SmallXpos[i] = WinWidth;
SmallYpos[i] =
Math.round(Math.random()*WinHeight);
Smallspeed[i] = Math.random() * 5 +
1;
}
if (ns) {
document.layers['sn'+i].left =
SmallXpos[i];
document.layers['sn'+i].top = SmallYpos[i]+hscrll;
}
else
{
si[i].style.pixelLeft = SmallXpos[i];
si[i].style.pixelTop =
SmallYpos[i]+hscrll;
}
}
setTimeout('fly()', 10);
}
// End
-->
</script>
<!-- Script Size: 3.79 KB
-->
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