function fToggleCheckbox(id, bDoCheck, bAuto) {
	var obj = document.getElementById(id);
	if ((bDoCheck == true || bIE == false) && bAuto == false) {
		obj.checked =! obj.checked;
	}
	if (obj.checked) {
		obj.parentNode.style.color = "#000000";
		if (obj.form["txtExtraInfo_" + id]) {
			obj.form["txtExtraInfo_" + id].style.visibility = "visible";
		}
	}
	else {
		obj.parentNode.style.color = "";
		if (obj.form["txtExtraInfo_" + id]) {
			obj.form["txtExtraInfo_" + id].style.visibility = "hidden";
		}
	}
}