var step=0
var test=1
var pause=100.
var tt=0.
var tt0=15000.
var v = -0.01
var y0= v*tt0
var x=0.
var r=0.
var teta=0.
function change_image()
{
  if (document.layers)document.layers[1].visibility='visible';
  if (document.all)document.all.style[1].visibility='visible';
}

function reset_image()
{
  if (document.layers)document.layers[1].visibility='hidden';
  if (document.all)document.all.style[1].visibility='hidden';
}

function blink()
{
  if(step%2)change_image()
  else reset_image()
  step++
  if(test)setTimeout("blink()",10)
}

function my_close()
{
  test=0
  step=0
  change_image()
  if (document.layers) document.layers[0].visibility='hidden';
  else {if (document.all)document.all.style[0].visibility='hidden'}      
  move_image()
}

function move_image()
{
  step++
  tt=pause*step
  if(tt<tt0)y=tt*v
  else
  {
       teta=tt-tt0
       r = y0 - 2.*v*teta*v*teta
       x=-r*Math.sin(teta)
       y=r*Math.cos(teta)
  } 
  self.defaultStatus=y+ ","+x
  if(document.layers)
  {
     document.layers[1].top= y
     document.layers[1].left= x
  }
  else 
  {
     if (document.all)document.all.style[1].pixelTop= y
     if (document.all)document.all.style[1].pixelLeft= x
  }
  if(tt<=tt0+2000)setTimeout("move_image()",pause)
  else self.window.close()
}