// JavaScript Document

/* This is the script that causes the top of page button to appear.*/
var y;
var dS;
var sD;
var v;
function setVariables()
{
if (navigator.appName == "Netscape")
	{
	v=".top=";
	dS="document.";
	sD="";
	y="window.pageYOffset";
	}
else
	{
	v=".pixelTop=";
	dS="";
	sD=".style";
	//y="document.body.scrollTop + document.body.clientHeight - 250";
	y="document.body.scrollTop";
	//document.all('object1').offsetHeight*4";
	}
}
function checkLocation()
{
object="object1";
yy=eval(y);
eval(dS+object+sD+v+yy);
//window.status="test "+document.body.scrollTop;
if (yy>0){
	eval(dS+object+sD+".display='block';");
} else
	eval(dS+object+sD+".display='none';");
setTimeout("checkLocation()",10);
}