function setVariables() {
	if (navigator.appName == "Netscape") {
		v=".top=";
		dS="document.";
		sD="";
		y="window.pageYOffset";
	} else {
		v=".pixelTop=";
		dS="";
		sD=".style";
		y="document.body.scrollTop";
   }
}

function checkLocation() {
	object="object1";
	yy=eval(y);
	eval(dS+object+sD+v+yy);
	setTimeout("checkLocation()",10);
}