// JavaScript Document
var isNetscape6=false; 
if (navigator.appName == "Netscape" && parseFloat(navigator.appVersion) >= 5)  
isNetscape6=true; 


if (!isNetscape6){ 
num=10; //Luong La Roi Nhieu hay It 
stopafter=500; //Thoi Gian Roi Bao Lau 


//Pre-load images! Hinh Nhung Chiec la 
pics=new Array("images/hoa.gif");  
load=new Array(); 
for(i=0; i < pics.length; i++){ 
 load[i]=new Image(); 
 load[i].src=pics[i]; 
} 
stopafter*=1000; 
timer=null; 
y=new Array(); 
x=new Array(); 
s=new Array(); 
s1=new Array(); 
s2=new Array(); 
if (document.layers){ 
 for (i=0; i < num; i++){ 
 randomleaf = pics[Math.floor(Math.random()*pics.length)]; 
 document.write("<LAYER NAME='leaf"+i+"' LEFT=0 TOP=0><img src="+randomleaf+"></LAYER>"); 
 } 
} 
if (document.all){ 
document.write('<div style="position:absolute;top:0px;left:0px"><div style="position:relative">'); 
 for (i=0; i < num; i++){ 
 randomleaf = pics[Math.floor(Math.random()*pics.length)]; 
 document.write('<img id="leaf'+i+'" src="'+randomleaf+'" style="position:absolute;top:0px;left:0px">'); 
 } 
 document.write('</div></div>'); 
} 
if (!document.all&&!document.layers){ 
 for (i=0; i < num; i++){ 
 randomleaf = pics[Math.floor(Math.random()*pics.length)]; 
 document.write("<div id='leaf"+i+"' style='position:absolute;top:0px;left:0px'><img src="+randomleaf+"></div>"); 
 } 
} 
inih=(document.all)?window.document.body.clientHeight:window.innerHeight-100; 
iniw=(document.all)?window.document.body.clientWidth:window.innerWidth-100; 
for (i=0; i < num; i++){                                                                 
 y[i]=Math.round(Math.random()*inih); 
 x[i]=Math.round(Math.random()*iniw); 
 s[i]=Math.random()*5+3; 
 s1[i]=0; 
 s2[i]=Math.random()*0.1+0.05; 
} 
function fall(){ 
h=(document.all)?window.document.body.clientHeight:window.innerHeight; 
w=(document.all)?window.document.body.clientWidth:window.innerWidth; 
scy=(document.all)?document.body.scrollTop:window.pageYOffset; 
scx=(document.all)?document.body.scrollLeft:window.pageXOffset; 
for (i=0; i < num; i++){ 
sy=s[i]*Math.sin(90*Math.PI/180); 
sx=s[i]*Math.cos(s1[i]); 
y[i]+=sy; 
x[i]+=sx;  
if (y[i] > h){ 
 y[i]=-60; 
 x[i]=Math.round(Math.random()*w); 
 s[i]=Math.random()*5+3; 
} 
s1[i]+=s2[i]; 
if (document.layers){ 
 document.layers["leaf"+i].left=x[i]; 
 document.layers["leaf"+i].top=y[i]+scy; 
} 
else{ 
 document.getElementById("leaf"+i).style.left=x[i]; 
 document.getElementById("leaf"+i).style.top=y[i]+scy; 
}  
} 
timer=setTimeout('fall()',20); 
} 
fall(); 

function dsbl(){ 
for (i=0; i < num; i++){ 
 if (document.layers) 
 document.layers["leaf"+i].visibility="hide"; 
 else 
 document.getElementById("leaf"+i).style.visibility="hidden"; 
} 
clearTimeout(timer); 
} 
setTimeout('dsbl()',stopafter); 
} 
//-->