/*
Floating image II (up down)- Bruce Anderson (http://appletlib.tripod.com)
Submitted to Dynamicdrive.com to feature script in archive
Modified by DD for script to function in NS6
For 100's of FREE DHTML scripts, Visit http://www.dynamicdrive.com
*/

var XX=20; // X position of the scrolling objects
var xstep=1;
var delay_time=60;

//Begin of the unchangable area, please do not modify this area
var YY=0; 
var ch=0;
var oh=0;
var yon=0;

var ns4=document.layers?1:0
var ie=document.all?1:0
var ns6=document.getElementById&&!document.all?1:0


if (ie){
   YY=document.body.clientHeight;
   XX=(document.body.clientWidth - 94);
   point1.style.top=YY;
} else if (ns4){
   YY=window.innerHeight;
   XX=(window.innerWidth - 94);
   document.point1.pageY=YY;
   document.point1.visibility="hidden";
} else if (ns6){
   YY=window.innerHeight;
   XX=(window.innerWidth - 94);   
   document.getElementById('point1').style.top=YY
}

function reloc1()
{
  /* if (yon==0) {
      YY=YY-xstep;
   } else {
      YY=YY+xstep;
   }
  */
  
   if (ie) {
      ch=(document.body.clientHeight - 6);
      oh=point1.offsetHeight;
   } else if (ns4) {
      ch=(window.innerHeight - 6);
      oh=document.point1.clip.height;
   } else if (ns6) {
      ch=(window.innerHeight - 6);
      oh=document.getElementById("point1").offsetHeight
   }

   if (YY<0) {
      yon=1;YY=0;
   }
   
   if (YY>=(ch-oh)) {
      yon=0;YY=(ch-oh);
   }
  
   if (ie) {
      point1.style.left=XX;
      point1.style.top=YY+document.body.scrollTop; 
   } else if (ns4) {
      document.point1.pageX=XX;
      document.point1.pageY=YY+window.pageYOffset;
   } else if (ns6) {
      document.getElementById("point1").style.left=XX
      document.getElementById("point1").style.top=YY+window.pageYOffset
   }
}

function onad() {
   if (ns4) {
      document.point1.visibility="visible";
   }
   
   loopfunc();
}

function loopfunc() {
   reloc1();
   setTimeout('loopfunc()',delay_time);
}

if (ie||ns4||ns6)
window.onload=onad