// © snow@altan.hr
var no=5;
var speed=25;
var picture="hjarta01.gif";
var ns4up=(document.layers)?1:0;
var ie4up=(document.all)?1:0;
var dx,xp,yp;
var am,stx,sty;
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();
am=new Array();
stx=new Array();
sty=new Array();
for(i=0;i<no;++ i)
{
 dx[i]=0;
 xp[i]=Math.random()*(doc_width-50);
 yp[i]=Math.random()*doc_height;
 am[i]=Math.random()*20;
 stx[i]=0.02+Math.random()/10;
 sty[i]=0.7+Math.random();
 if(ns4up)
 {
  if(i==0)
   {
    document.write("<layer name=\"dot"+i+"\" left=\"15\" ");
    document.write("top=\"15\" visibility=\"show\"><img src=\"");
    document.write(picture+"\" border=\"0\"></layer>");
   }
   else
   {
    document.write("<layer name=\"dot"+i+"\" left=\"15\" ");
    document.write("top=\"15\" visibility=\"show\"><img src=\"");
    document.write(picture+"\" 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(picture+"\" 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(picture+"\" border=\"0\"></div>");
  }
 }
}
function pictureNS()
{
 for(i=0;i<no;++i)
 {
  yp[i]+=sty[i];
  if(yp[i]>doc_height-50)
  {
   xp[i]=Math.random()*(doc_width-am[i]-30);
   yp[i]=0;
   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("pictureNS()",speed);
}
function pictureIE()
{
 for(i=0;i<no;++i)
 {
  yp[i]+=sty[i];
  if(yp[i]>doc_height-50)
  {
   xp[i]=Math.random()*(doc_width-am[i]-30);
   yp[i]=0;
   stx[i]=0.02+Math.random()/10;
   sty[i]=0.7+Math.random();
   doc_width=document.body.clientWidth;
   doc_height=document.body.clientHeight;
  }
  dx[i]+=stx[i];
  document.all["dot"+i].style.pixelTop=yp[i];
  document.all["dot"+i].style.pixelLeft=xp[i]+am[i]*Math.sin(dx[i]);
 }
 setTimeout("pictureIE()",speed);
}
if(ns4up)
{pictureNS();}
else if(ie4up)
{pictureIE();}