[DHTML] Floaty UFO

[techno_race]

<script type="text/javascript">

var xobjectsize = 144
var yobjectsize = 52
var xstep = (Math.round(Math.random(new Date().getMilliseconds()))*600)-300
var ystep = 600
var degstep = 2
var xstepsize = "big"
var ystepsize = "big"
var circledeg = -90
var clicked = "no"

if (typeof document.body.scrollTop !== "undefined")
 {
  imagescrollpos = document.body.scrollTop-2000
  heightwindow = document.body.offsetHeight
  widthwindow = document.body.offsetWidth
 }
if (typeof window.pageYOffset !== "undefined")
 {
  imagescrollpos = window.pageYOffset-2000
  heightwindow = innerHeight
  widthwindow = innerWidth
 }

function circledraw()
{
var circlerad = (circledeg*(2*Math.PI/360))*degstep
var sindraw=Math.round(Math.sin(circlerad)*ystep)+(heightwindow/2)-(xobjectsize/2)
var cosdraw=Math.round(Math.cos(circlerad)*xstep)+(widthwindow/2)-(xobjectsize/2)
if (typeof document.body.scrollTop !== "undefined")
 {
  scrolloffset = document.body.scrollTop
  heightwindow = document.body.offsetHeight
  widthwindow = document.body.offsetWidth
 }
if (typeof window.pageYOffset !== "undefined")
 {
  scrolloffset = window.pageYOffset
  heightwindow = innerHeight
  widthwindow = innerWidth
 }
if (imagescrollpos<scrolloffset)
 {
  imagescrollpos += (Math.ceil((scrolloffset-imagescrollpos)/50))
 }
if (imagescrollpos>scrolloffset)
 {
  imagescrollpos -= (Math.ceil((imagescrollpos-scrolloffset)/50))
 }
var es = document.getElementById("spaceship")
es.style.visibility = "visible"
es.style.left=cosdraw
es.style.top=sindraw + imagescrollpos
liftoff = sindraw + imagescrollpos
wobble = cosdraw
circledeg++
if (xstep>=widthwindow/2)
 {
  xstepsize = "small"
 }
if (ystep>=heightwindow/2)
 {
  ystepsize = "small"
 }
if (xstep<=-widthwindow/2)
 {
  xstepsize = "big"
 }
if (ystep<=-heightwindow/2)
 {
  ystepsize = "big"
 }

if (xstepsize=="big")
 {
  xstep++
 }
else
 {
  xstep--
 }
if (ystepsize=="big")
 {
  ystep++
 }
else
 {
  ystep--
 }
if (clicked=="no")
 {
  setTimeout(circledraw, 50)
 }
}
setTimeout(circledraw, 1000)

function goaway()
{
clicked = "yes"
var es = document.getElementById("spaceship")
es.style.top = liftoff
es.style.left = wobble + Math.round(Math.random(new Date().getMilliseconds())*20)-10
liftoff-=5
if (liftoff>=-100)
 {
  setTimeout(goaway, 50)
 }
else
 {
  es.style.visibility = "hidden"
 }
}




</script>

<script type="text/javascript">
document.write('<div id="body">');
for (ytesttext=1 ; ytesttext <=2000 ; ytesttext++)
 {
  document.write("Test text " + ytesttext + " the webpage goes here, the webpage goes here, the webpage goes here, the webpage goes here, the webpage goes here, the webpage goes here.  <br>")
 }
document.write('</div>');
</script></body></html>

Sorry about the cutoff, I had to shorten it to 10,000 chars. (Why do they have that requirement?)
I haven't tried it yet and it disables the horizontal scrollbar.
The second code comes after the first.