/***********************************************
* Amazon style Drop-in content box- © Dynamic Drive DHTML code library (www.dynamicdrive.com)
* Visit DynamicDrive.com for hundreds of DHTML scripts
* This notice must stay intact for legal use
* Go to http://www.dynamicdrive.com/ for full source code
***********************************************/

// displaymode="once" indicates once per session -- Tom
// displaymode="always" indicates on every page load -- Tom


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

function initboxv2(){
	if (!dom&&!ie)return
	
	if (displaymode=="once" && getCookie("freq")=="set") return  // Tom

	crossboxcover=(dom)?document.getElementById("dropinboxv2cover") : document.all.dropinboxv2cover
	crossbox=(dom)?document.getElementById("dropinboxv2"): document.all.dropinboxv2
	scroll_top=(ie)? truebody().scrollTop : window.pageYOffset
	crossbox.height=crossbox.offsetHeight
	crossboxcover.style.height=parseInt(crossbox.height)+"px"
	crossbox.style.top=crossbox.height*(-1)+"px"
	crossboxcover.style.left=dropboxleft+"px"
	crossboxcover.style.top=dropboxtop+"px"
	crossboxcover.style.visibility=(dom||ie)? "visible" : "show"
	dropstart=setInterval("dropinv2()",50)

	if (displaymode=="once") setCookie() // Tom
	
}

function dropinv2(){
	scroll_top=(ie)? truebody().scrollTop : window.pageYOffset
	if (parseInt(crossbox.style.top)<0){
		crossboxcover.style.top=scroll_top+dropboxtop+"px"
		crossbox.style.top=parseInt(crossbox.style.top)+dropspeed+"px"
	}
	else{
		clearInterval(dropstart)
		crossbox.style.top=0
	}
}

function dismissboxv2(){
	if (window.dropstart) clearInterval(dropstart)
	crossboxcover.style.visibility="hidden"
}

function truebody(){
	return (document.compatMode && document.compatMode!="BackCompat")? document.documentElement : document.body
}

//================================== Tom's Changes ==============

function setCookie()
{
var exdate=new Date();
exdate.setDate(exdate.getDate()+1);
document.cookie="freq=" +escape("set")+ ";expires="+exdate.toGMTString();
}

function getCookie(c_name)
{
if (document.cookie.length>0)
  {
  c_start=document.cookie.indexOf(c_name + "=");
  if (c_start!=-1)
    {
    c_start=c_start + c_name.length+1;
    c_end=document.cookie.indexOf(";",c_start);
    if (c_end==-1) c_end=document.cookie.length;
    return unescape(document.cookie.substring(c_start,c_end));
    }
  }
return "";
}