Help me! About Adds banner auto slip in the left and right border!

[JeepBmt]

Hi all brother! I've got some script code for auto slip advertising, such as:

<!--Part in the left border-->

<!--Part in the right border-->

Terms of JavaScript

[removed]
var adRWidth=110;
var adLWidth=1002;
function FloatTopDiv(){
startX = document.body.clientWidth - adRWidth, startY = -110;
var ns = (navigator.appName.indexOf('Netscape') != -1);
var d = document;
if (document.body.clientWidth < 980) startX = - adRWidth;
function ml(id)
{
var el=d.getElementById?d.getElementById(id).all?d.a ll[id].layers[id];
if(d.layers)el.style=el;
el.sP=function(x,y)
{
this.style.left=x;this.style.top=y;
};
el.x = startX;
el.y = startY;
return el;
}
window.stayTopLeft=function()
{
if (document.body.clientWidth < 980)
{
ftlObj.x = - adRWidth;ftlObj.y = 0; ftlObj.sP(ftlObj.x, ftlObj.y);
}
else
{
if (document.documentElement && document.documentElement.scrollTop)
var pY = ns ? pageYOffset : document.documentElement.scrollTop;
else if (document.body)
var pY = ns ? pageYOffset : document.body.scrollTop;
if (document.body.scrollTop > 10){ startY = 3 } else { startY = 10 };
if (document.body.clientWidth >= 1024)
{
ftlObj.x = document.body.clientWidth - adRWidth;
ftlObj.y += (pY + startY - ftlObj.y)/8;
ftlObj.sP(ftlObj.x, ftlObj.y);
}
else
{
ftlObj.x = startX;
ftlObj.y += (pY + startY - ftlObj.y)/8;
ftlObj.sP(ftlObj.x, ftlObj.y);
}
}
setTimeout('stayTopLeft()', 1);
}
ftlObj = ml('divAdRight');
stayTopLeft();
}
function FloatTopDiv2()
{
startX2 = document.body.clientWidth - adLWidth, startY2 = -100;
var ns2 = (navigator.appName.indexOf('Netscape') != -1);
var d2 = document;
if (document.body.clientWidth < 980) startX2 = -adRWidth;
function ml2(id)
{
var el2=d2.getElementById?d2.getElementById(id):d2.all ?d2.all[id]:d2.layers[id];
if(d2.layers)el2.style=el2;
el2.sP=function(x,y)
{
this.style.left=x;this.style.top=y;
};
el2.x = startX2;
el2.y = startY2;
return el2;
}
window.stayTopLeft2=function()
{
if (document.body.clientWidth < 980)
{
ftlObj2.x = - adRWidth;ftlObj2.y = 0; ftlObj2.sP(ftlObj2.x, ftlObj2.y);
}
else
{
if (document.documentElement && document.documentElement.scrollTop)
var pY2 = ns2 ? pageYOffset : document.documentElement.scrollTop;
else if (document.body)
var pY2 = ns2 ? pageYOffset : document.body.scrollTop;

if (document.body.scrollTop > 10) { startY2 = 3 } else { startY2 = 10 };

if (document.body.clientWidth >= 1024)
{
ftlObj2.x = 0;
ftlObj2.y += (pY2 + startY2 - ftlObj2.y)/8;
ftlObj2.sP(ftlObj2.x, ftlObj2.y);
}
else
{
ftlObj2.x = startX2;
ftlObj2.y += (pY2 + startY2 - ftlObj2.y)/8;
ftlObj2.sP(ftlObj2.x, ftlObj2.y);
}
}
setTimeout('stayTopLeft2()', 1);
}
ftlObj2 = ml2('divAdLeft');
stayTopLeft2();
}
function ShowAdDiv()
{
var objAdDivLeft = document.getElementById('divAdLeft');
var objAdDivRight = document.getElementById('divAdRight');
if (document.body.clientWidth < 980)
{
objAdDivLeft.style.left = - adRWidth;
objAdDivRight.style.left = - adRWidth;
}
else
{
objAdDivLeft.style.left = 0;
objAdDivRight.style.left = document.body.clientWidth - adRWidth;
FloatTopDiv();
FloatTopDiv2();
}
}
ShowAdDiv();
[removed]


I know i can creat scipt file ( xxx.js ) from data above, but infact, i don't know how to put xxx.js into my home page. there're many home file in prestashop ( newbie's think so!!!). Where can i put this script, and how to make the link? Plz help me to put it into my site! Thanks anyway!