function positionMe()
{
	var browsa = findObj("bottomnav");
	var by = findPosY(browsa);
	var main = findObj("maincontent");
	if(by < 550) {
		main.style.marginTop = "-8px";
	}
	else {
		var diff = (by - 590) / 2;
		main.style.marginTop = diff + "px";
	}

}