function hi(obj) {
	if (obj){obj.className = "hix";}
	if (document.getElementById(obj)){document.getElementById(obj).className = "hix";}
	if (document.all[obj]){document.all[obj].className = "hix";}}
function low(obj) {
	if (obj){obj.className = "low";}
	if (document.getElementById(obj)){document.getElementById(obj).className = "low";}
	if (document.all[obj]){document.all[obj].className = "low";}}
function hi1(obj) {
	if (obj){obj.className = "hi1";}
	if (document.getElementById(obj)){document.getElementById(obj).className = "hi1";}
	if (document.all[obj]){document.all[obj].className = "hi1";}}
function low1(obj) {
	if (obj){obj.className = "low1";}
	if (document.getElementById(obj)){document.getElementById(obj).className = "low1";}
	if (document.all[obj]){document.all[obj].className = "low1";}}
function hi2(obj) {
	if (obj){obj.className = "hi2";}
	if (document.getElementById(obj)){document.getElementById(obj).className = "hi2";}
	if (document.all[obj]){document.all[obj].className = "hi2";}}
function low2(obj) {
	if (obj){obj.className = "low2";}
	if (document.getElementById(obj)){document.getElementById(obj).className = "low2";}
	if (document.all[obj]){document.all[obj].className = "low2";}}