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);				
	}

function dropin()
	{
		scroll_top=(ie)? document.body.scrollTop : window.pageYOffset;
		if (parseInt(crossobj.top)<125+scroll_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";
	}