// 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

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"

function initbox()
{
  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-150+calunits
  crossobj.visibility=(dom||ie)? "visible" : "show"
  dropstart=setInterval("dropin()",75)
}

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()",75)
  }
}

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
}


function get_cookie(Name)
{
  var search = Name + "="
  var returnvalue = ""
  if (document.cookie.length > 0)
  {
    offset = document.cookie.indexOf(search)
    if (offset != -1)
    {
      offset += search.length
      end = document.cookie.indexOf(";", offset)
      if (end == -1)
        end = document.cookie.length;
      returnvalue=unescape(document.cookie.substring(offset, end))
    }
  }
return returnvalue;
}

function dropornot()
{
  if (get_cookie("droppedin")=="")
  {
    window.onload=initbox
    document.cookie="droppedin=yes"
  }
}

dropornot()