<html>
<SCRIPT LANGUAGE="JavaScript">
function shake(n)
{
for (i = 10; i > 0; i--)
{
for (j = n; j > 0; j--)
{
self.moveBy(0,i);
self.moveBy(i,0);
self.moveBy(0,-i);
self.moveBy(-i,0);
}
}
}
</script>
<center>
<form>
<input type=button onClick="shake(5)" value="Shake Screen">
</form>
</center>
</html>
M.V. Prem Kumar