function getCheckedId(target)
{
	var objects = document.getElementsByName(target);
	for (var i = 0; i <= objects.length - 1; i++)
	{
		if (objects[i].checked) {return objects[i].id;}
	}
	return false;
}

function scrollToSelected(target_id, id)
{
	var browser=navigator.appName;
	var correction = (browser == "Netscape") ? -195 : 0;
	id = (id == undefined) ? getCheckedId(document.getElementById(target_id).name) : id;
	document.getElementById(target_id).scrollTop = correction + document.getElementById(id).offsetTop;
}