// JavaScript Document

var ie= document.all
var dom= document.getElementById
var ns4= document.layers

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) ? document.body.scrollTop : window.pageYOffset
  crossobj.top= scroll_top-250
  crossobj.visibility= (dom||ie) ? "visible" : "show"
  dropstart= setInterval("dropin()",50)
  //dismissboxclose= setInterval("dismissbox()",8000)
 }

function dropin()
 {
  scroll_top= (ie) ? document.body.scrollTop : window.pageYOffset
  if (parseInt(crossobj.top) < 100+scroll_top)  //Aumenta o Top
   crossobj.top= parseInt(crossobj.top)+40
  else
   {
    clearInterval(dropstart)
    bouncestart= setInterval("bouncein()",50)
   }
 }
	
function bouncein()
 {
  crossobj.top= parseInt(crossobj.top)-bouncelimit
  if (bouncelimit < 0)
   bouncelimit+= 8
  bouncelimit= bouncelimit*-1
  if (bouncelimit == 0)
   clearInterval(bouncestart)
 }

function dismissbox()
 {
  if (window.bouncestart)
   clearInterval(bouncestart)
  crossobj.visibility= "hidden"
 }

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()
function redo()
 {
  bouncelimit= 32
  direction= "up"
  initbox()
}
window.onload= initbox