//Java Script Program "sakura"//
// Initialize values no=numbers of sukura Speed=down speed //

var no = 10; 
var speed = 4; 

ball = new Array();
ball[0] = "javascript/sakura1/images/sakura01.gif";
ball[1] = "javascript/sakura1/images/sakura02.gif";
ball[2] = "javascript/sakura1/images/sakura03.gif";

var maxballoon = 2;  1
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 = 2000;

//----------     ----------//
if (ns4up) 
{
  doc_width = self.innerWidth;
  doc_height = document.documentElement.scrollHeight;
} 
else if (ie4up) 
{
  doc_width = document.body.clientWidth;
  doc_height = document.documentElement.scrollHeight;
}
//----------     ----------//

dx = new Array();
xp = new Array();
yp = new Array();
am = new Array();
stx = new Array();
sty = new Array();
j = maxballoon;

//----------     ----------//
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()*30;         
  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\" top=\"15\" visibility=\"show\"><img src=\"" + ball[j] + "\" border=\"0\"></layer>");
    } 
    else 
    {
      document.write("<layer name=\"dot"+ i +"\" left=\"15\" top=\"15\" visibility=\"show\"><img src=\"" + ball[j] + "\" border=\"0\"></layer>");
    }
  } 
  else if (ie4up) 
  {
    if (i == 0) 
    {
      document.write("<div id=\"dot"+ i +"\" style=\"POSITION: absolute; Z-INDEX: "+ i +"; VISIBILITY: visible; TOP: 15px; LEFT: 15px;\"><img src=\"" + ball[j] + "\" border=\"0\"></div>");
    } 
    else 
    {
      document.write("<div id=\"dot"+ i +"\" style=\"POSITION: absolute; Z-INDEX: "+ i +"; VISIBILITY: visible; TOP: 15px; LEFT: 15px;\"><img src=\"" + ball[j] + "\" border=\"0\"></div>");
    }
  }
  if (j == 0) { j = maxballoon; } else { j -= 1; }
}

//----------     ----------//

function snowNS() 
{
  for (i = 0; i < no; ++ i) 
  {
    yp[i] += sty[i];
    if (yp[i] > doc_height) {
    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 = document.documentElement.scrollHeight;
  }
////----------     ----------//
  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("snowNS()", speed);
}
  function snowIE() 
  {
    for (i = 0; i < no; ++ i) 
    {
      yp[i] += sty[i];
      if (yp[i] > doc_height) 
      {
        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();
        oEt = document.documentElement.scrollHeight;
        ost = document.body.scrollHeight;
        if(oEt > ost )
        {
          doc_width = document.body.clientWidth;
          doc_height = document.documentElement.scrollHeight -50;
        }
      else
      {
        doc_width = document.body.clientWidth;
        doc_height = document.body.scrollHeight -50;
      }
    }
    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("snowIE()", speed);
  }
  if (ns4up) 
  {
    snowNS();
  } 
  else if (ie4up) 
  {

snowIE();
}
//----------     ----------//