/******************************************
* Snow Effect Script- By Altan d.o.o. (http://www.altan.hr/snow/index.html)
* Visit Dynamic Drive DHTML code library (http://www.dynamicdrive.com/) for full source code
* Last updated Nov 9th, 05' by DD. This notice must stay intact for use
******************************************/
  
  //Configure below to change URL path to the snow image
    // Configure below to change number of snow to render
  var date = new Date();
  var month = date.getMonth() + 1;
  var snowsrc="images/Season/winter.gif";
  if(month >= 3 && month <=5)
  {
    snowsrc = "images/Season/spring.gif";
  }
  else  if(month >= 6 && month <=8)
  {
    snowsrc = "images/Season/summer.gif";
  }
  else  if(month >= 9 && month <=11)
  {
    snowsrc = "images/Season/autumn.gif";
  }
  else 
  {
    snowsrc = "images/Season/winter.gif";
  }
var left = 0;
var topConst = 340;
var width = 700;
var height = 340;
//Pre-load your image below!
grphcs=new Array(6)
Image0=new Image();
Image0.src=grphcs[0]=snowsrc;
Image1=new Image();
Image1.src=grphcs[1]=snowsrc;
Image2=new Image();
Image2.src=grphcs[2]=snowsrc;
Image3=new Image();
Image3.src=grphcs[3]=snowsrc;
Image4=new Image();
Image4.src=grphcs[4]=snowsrc;
Image5=new Image();
Image5.src=grphcs[5]=snowsrc;

Amount=6; //Smoothness depends on image file size, the smaller the size the more you can use!
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;

if (ns){
for (i = 0; i < Amount; i++){
var P=Math.floor(Math.random()*grphcs.length);
rndPic=grphcs[P];
document.write("<LAYER NAME='sn"+i+"' LEFT=0 TOP=0><img src="+rndPic+"></LAYER>");
}
}
else{
document.write('<div style="position:absolute;top:0px;left:0px"><div style="position:relative;z-index:1000 !important;">');
for (i = 0; i < Amount; i++){
var P=Math.floor(Math.random()*grphcs.length);
rndPic=grphcs[P];
document.write('<img id="si'+i+'" src="'+rndPic+'" style="position:absolute;top:0px;left:0px;z-index:1000 !important;">');
}
document.write('</div></div>');
}
WinHeight=(ns||ns6)?window.innerHeight:window.document.body.clientHeight;
WinWidth=(ns||ns6)?window.innerWidth-70:window.document.body.clientWidth;
left = (WinWidth - 980) / 2;
WinHeight = height;
WinWidth = width;
for (i=0; i < Amount; i++){                                                                
 Ypos[i] = Math.round(Math.random()*WinHeight);
 Xpos[i] = Math.round(Math.random()*WinWidth);
 Speed[i]= Math.random()*5+3;
 Cstep[i]=0;
 Step[i]=Math.random()*0.1+0.05;
}
function fall(){
var top = 0;
var WinHeight=(ns||ns6)?window.innerHeight:window.document.body.clientHeight;
var WinWidth=(ns||ns6)?window.innerWidth-70:window.document.body.clientWidth;
WinHeight = height;
WinWidth = width;
var hscrll=(ns||ns6)?window.pageYOffset:document.body.scrollTop;
var wscrll=(ns||ns6)?window.pageXOffset:document.body.scrollLeft;
for (i=0; i < Amount; i++){
sy = Speed[i]*Math.sin(90*Math.PI/180);
sx = Speed[i]*Math.cos(Cstep[i]);
Ypos[i]+=sy;
Xpos[i]+=sx; 
if (Ypos[i] > WinHeight){
Ypos[i]=-60;
Xpos[i]=Math.round(Math.random()*WinWidth);
Speed[i]=Math.random()*5+3;
}
top = Ypos[i]+hscrll;
if(top > topConst)
{
top = 0;
}
if (ns){
document.layers['sn'+i].left=String(Xpos[i] + left) + "px";
document.layers['sn'+i].top=String(top) + "px";
}
else if (ns6){
document.getElementById("si"+i).style.left=String(Math.min(WinWidth,Xpos[i]) + left)  + "px";
document.getElementById("si"+i).style.top=String(top) + "px";
}
else{
eval("document.all.si"+i).style.left=String(Xpos[i] + left)  + "px";
eval("document.all.si"+i).style.top=String(top) + "px";
} 
Cstep[i]+=Step[i];
}
setTimeout('fall()',60);
}
fall();