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<script type="text/javascript">
//<![CDATA[
/*
Credits: Bubble Script by Rachel R (broadwaygal13@hotmail.com)
Original: Altan d.o.o. (snow@altan.hr, http://www.altan.hr/snow/index.html)
Modified: Osmo Saarikumpu 2004-01-12
*/

// piirrettävien kuvien lukumäärä:
var no = 20;

// nopeus; pienempi numero = suurempi nopeus:
var speed = 5;

// käytettävät kuvat mahdollisine polkuineen:
var snow = new Array();
snow[0] = "../kuvat/bubble.gif"
snow[1] = "../kuvat/bubble.gif"
snow[2] = "../kuvat/lightnin.gif"

// loput vain guruille :)

var ns4up = (document.layers)?1:0;
var ie4up = (document.all)?1:0;
var ns6up = (document.getElementById&&!document.all)?1:0;
var dx, xp, yp;    // coordinate and position variables
var am, stx, sty;  // amplitude and step variables
var i, doc_width, doc_height;

if (ns4up||ns6up) {
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();
am = new Array();
stx = new Array();
sty = new Array();
j = 0;

for (i=0;i<no;++i) {
dx[i] = 0;// set coordinate variables
xp[i] = Math.random()*(doc_width-50);  // set position variables
yp[i] = Math.random()*doc_height;
am[i] = Math.random()*20; // set amplitude variables
stx[i] = 0.02 + Math.random()/10; // set step variables
sty[i] = 0.7 + Math.random();     // set step variables

if (ns4up) {
if (i == 0) {
document.write("<layer name=\"dot"+i+"\" left=\"15\" top=\"15\""+
"visibility=\"show\"><img src=\""+snow[j]+ "\" border=\"0\"></layer>");
}
else {
document.write("<layer name=\"dot"+i+"\" left=\"15\" top=\"15\""+
"visibility=\"show\"><img src=\""+snow[j]+ "\" border=\"0\"></layer>");
}
   }
else if (ie4up||ns6up) {
if (i == 0) {
document.write("<div id=\"dot"+i+"\" style=\"position:absolute;z-index:"+i+
"visibility:visible;top:15px;left:15px;\"><img src=\""+snow[j]+"\"></div>");
}
else {
document.write("<div id=\"dot"+i+"\" style=\"position:absolute;z-index:"+i+
"visibility:visible;top:15px;left:15px;\"><img src=\""+snow[j]+"\"></div>");
  }
}
if (j == (snow.length-1)) {
j = 0;
     }
else {
j += 1;
  }
}

function snowNS() {  // Netscape main animation function
for (i = 0; i < no; ++ i) {  // iterate for every dot
yp[i] -= sty[i];if (yp[i] < -50) {
xp[i] = Math.random()*(doc_width-am[i]-30);
yp[i] = doc_height;
stx[i] = 0.02 + Math.random()/10;
sty[i] = 0.7 + Math.random();
doc_width = self.innerWidth;
doc_height = self.innerHeight;
}
dx[i] += stx[i];
document.layers["dot"+i].top = yp[i];
document.layers["dot"+i].left = xp[i] +
am[i]*Math.sin(dx[i]);
  }
setTimeout("snowNS()", speed);
  }

function snowIE_NS6() {  // IE main animation function
for (i = 0; i < no; ++ i) {  // iterate for every dot
yp[i] -= sty[i];
if (yp[i] < -50) {
xp[i] = Math.random()*(doc_width-am[i]-30);
yp[i] = doc_height;
stx[i] = 0.02 + Math.random()/10;
sty[i] = 0.7 + Math.random();
doc_width = ns6up?window.innerWidth-5:document.body.clientWidth;
doc_height = ns6up?window.innerHeight-5:document.body.clientHeight;
  }
dx[i] += stx[i];
if (ie4up){
document.all["dot"+i].style.pixelTop = yp[i];
document.all["dot"+i].style.pixelLeft = xp[i] + am[i]*Math.sin(dx[i]);
 }
else if (ns6up){
document.getElementById("dot"+i).style.top=yp[i];
document.getElementById("dot"+i).style.left=xp[i] +
am[i]*Math.sin(dx[i]);
}
}
setTimeout("snowIE_NS6()", speed);
}

if (ns4up) {
snowNS();
  }
else if (ie4up||ns6up) {
snowIE_NS6();
}
//]]>
</script>
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