var round=Math.round;
var random=Math.random;
var floor=Math.floor;
var sin=Math.sin;
var cos=Math.cos;
var min=Math.min;
var pi=Math.PI;
grphcs=new Array(3)
Image0=new Image();
Image0.src=grphcs[0]="../pic/hopihe1.gif";
Image1=new Image();
Image1.src=grphcs[1]="../pic/hopihe3.gif"
Image2=new Image();
Image2.src=grphcs[2]="../pic/hopihe5.gif"
Amount=6;
SpeedMultiplicator=2
Ypos=new Array();
Xpos=new Array();
Speed=new Array();
Step=new Array();
Cstep=new Array();
ns=(document.layers)?1:0;
ns6=(document.getElementById&&!document.all)?1:0;
var i=Amount;
var t='';
do{
var P=floor(random()*grphcs.length);
rndPic=grphcs[P];
t+='<img id="si'+i+'" src="'+rndPic+'" style="position:absolute;top:0px;left:0px" />';
}while(--i);
document.write(t);
WinHeight=(ns||ns6)?window.innerHeight:window.document.body.clientHeight-100;
WinWidth=(ns||ns6)?window.innerWidth-70:window.document.body.clientWidth;
var i=Amount;
do{
Ypos[i]=round(random()*WinHeight-100);
Xpos[i]=round(random()*WinWidth);
Speed[i]=random()*SpeedMultiplicator+1;
Cstep[i]=0;
Step[i]=random()*0.1+0.05;
}while(--i);
var WinHeight=(ns||ns6)?window.innerHeight:window.document.body.clientHeight-100;
var WinWidth=(ns||ns6)?window.innerWidth-70:window.document.body.clientWidth;
var hscrll=(ns||ns6)?window.pageYOffset:document.body.scrollTop;
var wscrll=(ns||ns6)?window.pageXOffset:document.body.scrollLeft;
function fall(){
var i=Amount;
do{
sy=Speed[i]*sin(90*pi/180);
sx=Speed[i]*cos(Cstep[i]);
Ypos[i]+=sy;
Xpos[i]+=sx;
if(Ypos[i]>WinHeight-100){
Ypos[i]=-60;
Xpos[i]=round(random()*WinWidth);
Speed[i]=random()*SpeedMultiplicator+1;
}
if (ns){
document.layers['sn'+i].left=Xpos[i]+"px";
document.layers['sn'+i].top=(Ypos[i]+hscrll)+"px";
}
else if (ns6){
document.getElementById("si"+i).style.left=min(WinWidth,Xpos[i])+"px";
document.getElementById("si"+i).style.top=(Ypos[i]+hscrll)+"px";
}
else{
eval("document.all.si"+i).style.left=Xpos[i]+"px";
eval("document.all.si"+i).style.top=(Ypos[i]+hscrll)+"px";
}
Cstep[i]+=Step[i];
}while(--i);
setTimeout('fall()',75);
}
window.onload=fall