floatX=10; 
floatY=10; 
layerwidth=195; 
layerheight=40; 
halign="left"; 
valign="bottom"; 
delayspeed=1; 

// This script is copyright (c) Henrik Petersen, NetKontoret 
// Feel free to use this script on your own pages as long as you do not change it. 
// It is illegal to distribute the script as part of a tutorial / script archive. 
// Updated version available at: http://www.echoecho.com/toolfloatinglayer.htm 
// This comment and the 4 lines above may not be removed from the code. 

NS6=false; 
IE4=(document.all); 
if (!IE4) {NS6=(document.getElementById);} 
NS4=(document.layers); 

function adjust() { 
if ((NS4) || (NS6)) { 
if (lastX==-1 || delayspeed==0) 
{
lastX=window.pageXOffset + floatX; 
lastY=window.pageYOffset + floatY; 
}
else 
{
var dx=Math.abs(window.pageXOffset+floatX-lastX); 
var dy=Math.abs(window.pageYOffset+floatY-lastY); 
var d=Math.sqrt(dx*dx+dy*dy); 
var c=Math.round(d/10); 
if (window.pageXOffset+floatX>lastX) {lastX=lastX+delayspeed+c;} 
if (window.pageXOffset+floatX<lastX) {lastX=lastX-delayspeed-c;} 
if (window.pageYOffset+floatY>lastY) {lastY=lastY+delayspeed+c;} 
if (window.pageYOffset+floatY<lastY) {lastY=lastY-delayspeed-c;} 
}
if (NS4){ 
document.layers['floatlayer'].pageX = lastX; 
document.layers['floatlayer'].pageY = lastY; 
}
if (NS6){ 
document.getElementById('floatlayer').style.left=lastX; 
document.getElementById('floatlayer').style.top=lastY; 
}
}
else if (IE4){ 
if (lastX==-1 || delayspeed==0) 
{
lastX=document.body.scrollLeft + floatX; 
lastY=document.body.scrollTop + floatY; 
}
else 
{
var dx=Math.abs(document.body.scrollLeft+floatX-lastX); 
var dy=Math.abs(document.body.scrollTop+floatY-lastY); 
var d=Math.sqrt(dx*dx+dy*dy); 
var c=Math.round(d/10); 
if (document.body.scrollLeft+floatX>lastX) {lastX=lastX+delayspeed+c;} 
if (document.body.scrollLeft+floatX<lastX) {lastX=lastX-delayspeed-c;} 
if (document.body.scrollTop+floatY>lastY) {lastY=lastY+delayspeed+c;} 
if (document.body.scrollTop+floatY<lastY) {lastY=lastY-delayspeed-c;} 
}
document.all['floatlayer'].style.posLeft = lastX; 
document.all['floatlayer'].style.posTop = lastY; 
}
setTimeout('adjust()',50); 
}

function define() 
{
if ((NS4) || (NS6)) 
{
if (halign=="left") {floatX=ifloatX}; 
if (halign=="right") {floatX=window.innerWidth-ifloatX-layerwidth-20}; 
if (halign=="center") {floatX=Math.round((window.innerWidth-20)/2)-Math.round(layerwidth/2)}; 
if (valign=="top") {floatY=ifloatY}; 
if (valign=="bottom") {floatY=window.innerHeight-ifloatY-layerheight}; 
if (valign=="center") {floatY=Math.round((window.innerHeight-20)/2)-Math.round(layerheight/2)}; 
}
if (IE4) 
{
if (halign=="left") {floatX=ifloatX}; 
if (halign=="right") {floatX=document.body.offsetWidth-ifloatX-layerwidth-20} 
if (halign=="center") {floatX=Math.round((document.body.offsetWidth-20)/2)-Math.round(layerwidth/2)} 
if (valign=="top") {floatY=ifloatY}; 
if (valign=="bottom") {floatY=document.body.offsetHeight-ifloatY-layerheight} 
if (valign=="center") {floatY=Math.round((document.body.offsetHeight-20)/2)-Math.round(layerheight/2)} 
}
}