<SCRIPT LANGUAGE="JavaScript1.2">
<!-- Оригинал: Altan (snow@altan.hr) -->
<!-- WWW: http://www.altan.hr/snow -->
<!-- Begin
var no = 12; // number of hearts
var speed = 10; // smaller number moves the hearts faster
var heart = "img/heart.gif";// Адрес рисунка
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 [i]= 0; // set coordinate variables
xp [i]= Math.random()*(doc_width-30)+10; // set position variables
yp [i]= Math.random()*doc_height;
amy [i]= 12+ Math.random()*20; // set amplitude variables
amx [i]= 10+ Math.random()*40;
stx [i]= 0.02 + Math.random()/10; // set step variables
sty [i]= 0.7 + Math.random(); // set step variables
flag [i]= (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="POSITION: ");
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="POSITION: ");
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 [i]> doc_height-50) {
xp [i]= 10+ Math.random()*(doc_width-amx[i]-30);
yp [i]= 0;
flag[i]=(Math.random()<0.5)?1:0;
stx [i]= 0.02 + Math.random()/10;
sty [i]= 0.7 + Math.random();
doc_width = self.innerWidth;
doc_height = self.innerHeight;
}
if (flag[i])
dx [i]+= stx[i];
else
dx [i]-= stx[i];
if (Math.abs(dx[i]) > Math.PI) {
yp[i]+=Math.abs(amy[i]*dx[i]);
xp[i]+=amx[i]*dx[i];
dx[i]=0;
flag[i]=!flag[i];
}
document.layers["dot"+i].top = yp [i]+ amy[i]*(Math.abs(Math.sin(dx[i])+dx[i]));
document.layers["dot"+i].left = xp [i]+ amx[i]*dx[i];
}
setTimeout("snowNS()", speed);
}
function snowIE() { // IE main animation function
for (i = 0; i < no; ++ i) { // iterate for every dot
if (yp [i]> doc_height-50) {
xp [i]= 10+ Math.random()*(doc_width-amx[i]-30);
yp [i]= 0;
stx [i]= 0.02 + Math.random()/10;
sty [i]= 0.7 + Math.random();
flag[i]=(Math.random()<0.5)?1:0;
doc_width = document.body.clientWidth;
doc_height = document.body.clientHeight;
}
if (flag[i])
dx [i]+= stx[i];
else
dx [i]-= stx[i];
if (Math.abs(dx[i]) > Math.PI) {
yp[i]+=Math.abs(amy[i]*dx[i]);
xp[i]+=amx[i]*dx[i];
dx[i]=0;
flag[i]=!flag[i];
}
document.all["dot"+i].style.pixelTop = yp [i]+ amy[i]*(Math.abs(Math.sin(dx[i])+dx[i]));
document.all["dot"+i].style.pixelLeft = xp [i]+ amx[i]*dx[i];
}
setTimeout("snowIE()", speed);
}
if (ns4up) {
snowNS();
} else if (ie4up) {
snowIE();
}
// End -->
</script>
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