10个经典的网页鼠标特效代码(2)
2、跟随鼠标的流星
<html>
<head>
<title>网页特效---跟随鼠标的流星</title>
<meta content="text/html; charset=gb2312" http-equiv="Content-Type">
</head>
<body bgColor="#000000">
<script language="JavaScript">
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Clrs=new Array('ff0000','00ff00','ffffff','ff00ff','ffa500','ffff00','00ff00','ffffff','ff00ff')
var speed=1;
var RunTime = 0;
var cntr=0;
var xcntr=100;
var Nslayers;
var pulse=25;
var onClrs;
var Xpos = 421;
var Ypos = 231;
var _y;
if (document.layers){
window.captureEvents(Event.MOUSEMOVE);
function xFollowMouse(evnt){
Xpos = evnt.pageX;
Ypos = evnt.pageY;
}
window.onMouseMove = xFollowMouse;
document.write('<layer name="a0" left=10 top=10 bgcolor="#ff0000" clip="0,0,2,2"></layer>'
+'<layer name="a1" left=10 top=10 bgcolor="#00ff00" clip="0,0,2,2"></layer>'
+'<layer name="a2" left=10 top=10 bgcolor="#ffffff" clip="0,0,2,2"></layer>'
+'<layer name="a3" left=10 top=10 bgcolor="#ffa500" clip="0,0,2,2"></layer>'
+'<layer name="a4" left=10 top=10 bgcolor="#ff00ff" clip="0,0,2,2"></layer>'
+'<layer name="a5" left=10 top=10 bgcolor="#8888ff" clip="0,0,2,2"></layer>'
+'<layer name="a6" left=10 top=10 bgcolor="#fff000" clip="0,0,2,2"></layer>');
}
else if (document.all){
function FollowMouse(){
Xpos = document.body.scrollLeft+event.x;
Ypos = document.body.scrollTop+event.y;
}
document.onmousemove = FollowMouse;
document.write('<div id="ieDiv" style="position:absolute;top:0px;left:0px">'
+'<div id="c" style="position:relative">'
+'<div style="position:absolute;top:0px;left:0px;width:2px;height:2px;background:#ff0000;font-size:2px"></div>'
+'<div style="position:absolute;top:0px;left:0px;width:2px;height:2px;background:#00ff00;font-size:2px"></div>'
+'<div style="position:absolute;top:0px;left:0px;width:2px;height:2px;background:#ffffff;font-size:2px"></div>'
+'<div style="position:absolute;top:0px;left:0px;width:2px;height:2px;background:#ffa500;font-size:2px"></div>'
+'<div style="position:absolute;top:0px;left:0px;width:2px;height:2px;background:#ff00ff;font-size:2px"></div>'
+'<div style="position:absolute;top:0px;left:0px;width:2px;height:2px;background:#8888ff;font-size:2px"></div>'
+'<div style="position:absolute;top:0px;left:0px;width:2px;height:2px;background:#fff000;font-size:2px"></div>'
+'</div>'
+'</div>');
}
function sv2(){
if (document.layers){
for (i=0;i<7;i++)
{
Nslayers="a"+i;
document.layers[0].top=Ypos+cntr*Math.cos((RunTime+i*4.5)/5);
document.layers[0].left=Xpos+cntr*Math.sin((RunTime+i*4.5)/5);
var randCol=Math.round(Math.random()*8);
document.layers[0].bgColor=Clrs[randCol];
}
cntr+=1;
RunTime+=speed;
stp=setTimeout('sv2()',10);
if (cntr>=100)
{
cntr=100;
speed=2.5;
for (i=0;i<7;i++)
{
Nslayers="a"+i;
document.layers[Nslayers].top=Ypos+cntr*Math.cos((RunTime-100)*i/90);
document.layers[Nslayers].left=Xpos+cntr*Math.sin((RunTime-100)*i/90);
}
}
if (RunTime>182)
{
speed=0.5;
for (i=0;i<7;i++)
{
Nslayers="a"+i;
document.layers[Nslayers].top=Ypos+xcntr*Math.cos(((RunTime-182)+i*4.5)/5)*Math.cos((RunTime-182)/5);
document.layers[Nslayers].left=Xpos+xcntr*Math.sin(((RunTime-182)+i*4.5)/5);
}
}
}
else if (document.all){
for (i=0;i<ieDiv.all.c.all.length;i++)
{
var randCol=Math.round(Math.random()*8);
ieDiv.all.c.all[0].style.background=Clrs[randCol];
ieDiv.all.c.all[0].style.top=Ypos+cntr*Math.cos((RunTime+i*4.5)/5);
ieDiv.all.c.all[0].style.left=Xpos+cntr*Math.sin((RunTime+i*4.5)/5);
}
cntr+=1;
RunTime+=speed;
window.status=RunTime;
stp=setTimeout('sv2()',10);
if (cntr>=100)
{
cntr=100;
speed=2.5;
for (i=0;i<ieDiv.all.c.all.length;i++)
{
ieDiv.all.c.all[i].style.top=Ypos+cntr*Math.cos((RunTime-100)*i/90);
ieDiv.all.c.all[i].style.left=Xpos+cntr*Math.sin((RunTime-100)*i/90);
}
}
if (RunTime>182)
{
speed=0.5;
for (i=0;i<ieDiv.all.c.all.length;i++)
{
ieDiv.all.c.all[i].style.top=Ypos+xcntr*Math.cos(((RunTime-182)+i*4.5)/5)*Math.cos((RunTime-182)/5);
ieDiv.all.c.all[i].style.left=Xpos+xcntr*Math.sin(((RunTime-182)+i*4.5)/5);
}
}
}
if (RunTime>210)
{
xcntr-=10;
}
if (document.layers)
_y=-window.innerWidth-90;
else if (document.all)
_y=-document.body.clientWidth-90;
if (xcntr <= _y)
{
RunTime=0;
speed=1;
cntr=0;
xcntr=100;
}
}
sv2()
//-->
</script>
</body>
</html>
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