see if you like this....
<html>
<head>
<meta http-equiv="Content-Language" content="en-us">
<meta http-equiv="Content-Type" content="text/html; charset=windows-1252">
<title>New Page 2</title>
<script language="JavaScript1.2">
// Drop-in content box- By Dynamic Drive
// For full source code and more DHTML scripts, visit http://www.dynamicdrive.com
// This credit MUST stay intact for use
// Date plugin by Nate_Bro
var ie=document.all
var dom=document.getElementById
var ns4=document.layers
var calunits=document.layers? "" : "px"
var bouncelimit=32 //(must be divisible by 8)
var direction="up"
d = new Date();
var dt1 = (d.getMonth() + 1);
var dt2 = d.getDate();
var dt3 = d.getYear();
// Date format is MM/DD/YY
var enddate = "11/25/2004" // End date, the day you want the box to NOT show on ########### EDIT ############
var date3 = enddate
var lead_slashes = date3.indexOf("/");
var start = lead_slashes + 1;
var without_resource = date3.substring(start,date3.length);
var next_slash = without_resource.indexOf("/");
var datefin3 = without_resource.substring(0, next_slash);
var date2 = enddate
var without_resource2 = date2
var next_slash2 = without_resource2.indexOf("/");
var datefin2 = without_resource2.substring(0, next_slash2);
function initbox(){
if (((dt1 <= datefin2)&&(dt2 < datefin3))||(dt1 < datefin2)){
if (!dom&&!ie&&!ns4)
return
crossobj=(dom)?document.getElementById("dropin").style : ie? document.all.dropin : document.dropin
scroll_top=(ie)? truebody().scrollTop : window.pageYOffset
crossobj.top=scroll_top-250+calunits
crossobj.visibility=(dom||ie)? "visible" : "show"
dropstart=setInterval("dropin()",50)
}
}
function dropin(){
scroll_top=(ie)? truebody().scrollTop : window.pageYOffset
if (parseInt(crossobj.top)<100+scroll_top)
crossobj.top=parseInt(crossobj.top)+40+calunits
else{
clearInterval(dropstart)
bouncestart=setInterval("bouncein()",50)
}
}
function bouncein(){
crossobj.top=parseInt(crossobj.top)-bouncelimit+calunits
if (bouncelimit<0)
bouncelimit+=8
bouncelimit=bouncelimit*-1
if (bouncelimit==0){
clearInterval(bouncestart)
}
}
function dismissbox(){
if (window.bouncestart) clearInterval(bouncestart)
crossobj.visibility="hidden"
}
function truebody(){
return (document.compatMode && document.compatMode!="BackCompat")? document.documentElement : document.body
}
window.onload=initbox
</script>
</head>
<body>
<div id="dropin" style="position:absolute;visibility:hidden;left:200px;top:100px;width:500px;height:300px;background-color:#F5F5F5">
<div align="right"><a href="#" onClick="dismissbox();return false">[Close Box] </a></div>
SPECIFY YOUR CONTENT HERE. IT COULD BE TEXT, IMAGES, OR RICH HTML
</div>
</body>
</html>