// JavaScript Document
 
// Set the number of snowflakes (more than 30 - 40 not recommended)
var snowmax=40
 
// Set the colors for the snow. Add as many colors as you like
var snowcolor=new Array("#ffffff")
 
// Set the fonts, that create the snowflakes. Add as many fonts as you like
var snowtype=new Array("Verdana","Arial Narrow","Times","Comic Sans MS")
 
// Set the letter that creates your snowflake (recommended:*)
var snowletter="*"
 
// Set the speed of sinking (recommended values range from 0.3 to 2)
var sinkspeed=1.5
 
// Set the maximal-size of your snowflaxes
var snowmaxsize=50
 
// Set the minimal-size of your snowflaxes
var snowminsize=8
 
// Set the snowing-zone
// Set 1 for all-over-snowing, set 2 for left-side-snowing
// Set 3 for center-snowing, set 4 for right-side-snowing
var snowingzone=1
 
///////////////////////////////////////////////////////////////////////////
// CONFIGURATION ENDS HERE
///////////////////////////////////////////////////////////////////////////
 
 
// Do not edit below this line
var snow=new Array()
var marginbottom
var marginright
var timer
var i_snow=0
var x_mv=new Array();
var crds=new Array();
var lftrght=new Array();
var browserinfos=navigator.userAgent
var ie5=document.all&&document.getElementById&&!browserinfos.match(/Opera/)
var ns6=document.getElementById&&!document.all
var opera=browserinfos.match(/Opera/) 
var browserok=ie5||ns6||opera
 
function randommaker(range) {         
      rand=Math.floor(range*Math.random())
    return rand
}
 
function initsnow() {
      if (ie5 || opera) {
            marginbottom = document.body.clientHeight
            marginright = document.body.clientWidth
      }
      else if (ns6) {
            marginbottom = window.innerHeight
            marginright = window.innerWidth
      }
      var snowsizerange=snowmaxsize-snowminsize
      for (i=0;i<=snowmax;i++) {
            crds[i] = 0;                     
      lftrght[i] = Math.random()*15;        
      x_mv[i] = 0.03 + Math.random()/10;
            snow[i]=document.getElementById("s"+i)
            snow[i].style.fontFamily=snowtype[randommaker(snowtype.length)]
            snow[i].size=randommaker(snowsizerange)+snowminsize
            snow[i].style.fontSize=snow[i].size
            snow[i].style.color=snowcolor[randommaker(snowcolor.length)]
            snow[i].sink=sinkspeed*snow[i].size/5
            if (snowingzone==1) {snow[i].posx=randommaker(marginright-snow[i].size)}
            if (snowingzone==2) {snow[i].posx=randommaker(marginright/2-snow[i].size)}
            if (snowingzone==3) {snow[i].posx=randommaker(marginright/2-snow[i].size)+marginright/4}
            if (snowingzone==4) {snow[i].posx=randommaker(marginright/2-snow[i].size)+marginright/2}
            snow[i].posy=randommaker(6*marginbottom-marginbottom-6*snow[i].size)
            snow[i].style.left=snow[i].posx
            snow[i].style.top=snow[i].posy
      }
      movesnow()
}
 
function movesnow() {
      for (i=0;i<=snowmax;i++) {
            crds[i] += x_mv[i];
            snow[i].posy+=snow[i].sink
            snow[i].style.left=snow[i].posx+lftrght[i]*Math.sin(crds[i]);
            snow[i].style.top=snow[i].posy
           
            if (snow[i].posy>=marginbottom-6*snow[i].size || parseInt(snow[i].style.left)>(marginright-3*lftrght[i])){
                  if (snowingzone==1) {snow[i].posx=randommaker(marginright-snow[i].size)}
                  if (snowingzone==2) {snow[i].posx=randommaker(marginright/2-snow[i].size)}
                  if (snowingzone==3) {snow[i].posx=randommaker(marginright/2-snow[i].size)+marginright/4}
                  if (snowingzone==4) {snow[i].posx=randommaker(marginright/2-snow[i].size)+marginright/2}
                  snow[i].posy=0
            }
      }
      var timer=setTimeout("movesnow()",50)
}
 
for (i=0;i<=snowmax;i++) {
      document.write("<span id='s"+i+"' style='position:absolute;top:-"+snowmaxsize+"'>"+snowletter+"</span>")
}
if (browserok) {
      window.onload=initsnow
}