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发表于 2005-9-18 19:34
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[分享]水姻缘
[这个贴子最后由vivian在 2005/10/28 07:53pm 第 1 次编辑]
#Moderation Mode
<SCRIPT LANGUAGE="JavaScript1.2">
<!-- Begin
var no = 12; // number of hearts
var speed = 10; // smaller number moves the hearts faster
var heart = "5.gif";
var flag;
var ns4up = (document.layers) ? 1 : 0; // browser sniffer
var ie4up = (document.all) ? 1 : 0;
var dx, xp, yp; // coordinate and position variables
var am, stx, sty; // amplitude and step variables
var i, doc_width = 800, doc_height = 600;
if (ns4up) {
doc_width = self.innerWidth;
doc_height = self.innerHeight;
} else if (ie4up) {
doc_width = document.body.clientWidth;
doc_height = document.body.clientHeight;
}
dx = new Array();
xp = new Array();
yp = new Array();
amx = new Array();
amy = new Array();
stx = new Array();
sty = new Array();
flag = new Array();
for (i = 0; i < no; ++ i) {
dx = 0; // set coordinate variables
xp = Math.random()*(doc_width-30)+10; // set position variables
yp = Math.random()*doc_height;
amy = 12+ Math.random()*20; // set amplitude variables
amx = 10+ Math.random()*40;
stx = 0.02 + Math.random()/10; // set step variables
sty = 0.7 + Math.random(); // set step variables
flag = (Math.random()>0.5)?1:0;
if (ns4up) { // set layers
if (i == 0) {
document.write("<layer name=\"dot"+ i +"\" left=\"15\" ");
document.write("top=\"15\" visibility=\"show\"><img src=\"");
document.write(heart+ "\" border=\"0\"></layer>");
} else {
document.write("<layer name=\"dot"+ i +"\" left=\"15\" ");
document.write("top=\"15\" visibility=\"show\"><img src=\"");
document.write(heart+ "\" border=\"0\"></layer>");
}
} else
if (ie4up) {
if (i == 0) {
document.write("<div id=\"dot"+ i +"\" style=\" OSITION: ");
document.write("absolute; Z-INDEX: "+ i +"; VISIBILITY: ");
document.write("visible; TOP: 15px; LEFT: 15px;\"><img src=\"");
document.write(heart+ "\" border=\"0\"></div>");
} else {
document.write("<div id=\"dot"+ i +"\" style=\"OSITION: ");
document.write("absolute; Z-INDEX: "+ i +"; VISIBILITY: ");
document.write("visible; TOP: 15px; LEFT: 15px;\"><img src=\"");
document.write(heart+ "\" border=\"0\"></div>");
}
}
}
function snowNS() { // Netscape main animation function
for (i = 0; i < no; ++ i) { // iterate for every dot
if (yp > doc_height-50) {
xp = 10+ Math.random()*(doc_width-amx-30);
yp = 0;
flag=(Math.random()<0.5)?1:0;
stx = 0.02 + Math.random()/10;
sty = 0.7 + Math.random();
doc_width = self.innerWidth;
doc_height = self.innerHeight;
}
if (flag)
dx += stx;
else
dx -= stx;
if (Math.abs(dx) > Math.PI) {
yp+=Math.abs(amy*dx);
xp+=amx*dx;
dx=0;
flag=!flag;
}
document.layers["dot"+i].top = yp + amy*(Math.abs(Math.sin(dx)+dx));
document.layers["dot"+i].left = xp + amx*dx;
}
setTimeout("snowNS()", speed);
}
function snowIE() { // IE main animation function
for (i = 0; i < no; ++ i) { // iterate for every dot
if (yp > doc_height-50) {
xp = 10+ Math.random()*(doc_width-amx-30);
yp = 0;
stx = 0.02 + Math.random()/10;
sty = 0.7 + Math.random();
flag=(Math.random()<0.5)?1:0;
doc_width = document.body.clientWidth;
doc_height = document.body.clientHeight;
}
if (flag)
dx += stx;
else
dx -= stx;
if (Math.abs(dx) > Math.PI) {
yp+=Math.abs(amy*dx);
xp+=amx*dx;
dx=0;
flag=!flag;
}
document.all["dot"+i].style.pixelTop = yp + amy*(Math.abs(Math.sin(dx)+dx));
document.all["dot"+i].style.pixelLeft = xp + amx*dx;
}
setTimeout("snowIE()", speed);
}
if (ns4up) {
snowNS();
} else if (ie4up) {
snowIE();
}
// End -->
</script>
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发表于 2005-9-16 15:02
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发表于 2005-9-16 15:24
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