★ 散落的星星(Cursor)

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// <![CDATA[

var colour="#666666";

var sparkles=40;


var x=ox=400;

var y=oy=300;

var swide=800;

var shigh=600;

var sleft=sdown=0;

var tiny=new Array();

var star=new Array();

var starv=new Array();

var starx=new Array();

var stary=new Array();

var tinyx=new Array();

var tinyy=new Array();

var tinyv=new Array();

window.onload=function() { if (document.getElementById) {

var i, rats, rlef, rdow;

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rats.style.visibility="hidden";

document.body.appendChild(tiny[i]=rats);

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tinyv[i]=0;

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rats.appendChild(rdow);

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rdow.style.top="0px";

rdow.style.left="2px";

document.body.appendChild(star[i]=rats);

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set_width();

sparkle();

}}

function sparkle() {

var c;

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ox=x;

oy=y;

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star[c].style.left=(starx[c]=x)+"px";

star[c].style.top=(stary[c]=y)+"px";

star[c].style.clip="rect(0px, 5px, 5px, 0px)";

star[c].style.visibility="visible";

starv[c]=50;

break;

}

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for (c=0; c<sparkles; c++) {

if (starv[c]) update_star(c);

if (tinyv[c]) update_tiny(c);

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setTimeout("sparkle()", 40);

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if (starv[i]) {

stary[i]+=1+Math.random()*3;

if (stary[i]<shigh+sdown) {

star[i].style.top=stary[i]+"px";

starx[i]+=(i%5-2)/5;

star[i].style.left=starx[i]+"px";

}

else {

star[i].style.visibility="hidden";

starv[i]=0;

return;

}

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tiny[i].style.top=(tinyy[i]=stary[i])+"px";

tiny[i].style.left=(tinyx[i]=starx[i])+"px";

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tiny[i].style.height="2px";

star[i].style.visibility="hidden";

tiny[i].style.visibility="visible"

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}

function update_tiny(i) {

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tiny[i].style.width="1px";

tiny[i].style.height="1px";

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if (tinyv[i]) {

tinyy[i]+=1+Math.random()*3;

if (tinyy[i]<shigh+sdown) {

tiny[i].style.top=tinyy[i]+"px";

tinyx[i]+=(i%5-2)/5;

tiny[i].style.left=tinyx[i]+"px";

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else {

tiny[i].style.visibility="hidden";

tinyv[i]=0;

return;

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document.onmousemove=mouse;

function mouse(e) {

set_scroll();

y=(e)?e.pageY:event.y+sdown;

x=(e)?e.pageX:event.x+sleft;

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function set_scroll() {

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sleft=self.pageXOffset;

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sleft=document.body.scrollLeft;

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sleft=document.documentElement.scrollLeft;

sdown=document.documentElement.scrollTop;

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else {

sdown=0;

sleft=0;

}

}

window.onresize=set_width;

function set_width() {

if (typeof(self.innerWidth)=="number") {

swide=self.innerWidth;

shigh=self.innerHeight;

}

else if (document.documentElement && document.documentElement.clientWidth) {

swide=document.documentElement.clientWidth;

shigh=document.documentElement.clientHeight;

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else if (document.body.clientWidth) {

swide=document.body.clientWidth;

shigh=document.body.clientHeight;

}

}

function createDiv(height, width) {

var div=document.createElement("div");

div.style.position="absolute";

div.style.height=height+"px";

div.style.width=width+"px";

div.style.overflow="hidden";

div.style.backgroundColor=colour;

return (div);

}

// ]]>

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