var browserType;

if (document.layers) {browserType = "nn4"}
if (document.all) {browserType = "ie"}
if (window.navigator.userAgent.toLowerCase().match("gecko")) {browserType= "gecko"}

var oldFore;
var oldBack;
var oldCurs;
var oldTab;

function HiLiteTab(tabName,fore,back,curs)
{
	if((oldTab == null) || (tabName != oldTab.id))
	{
		document.getElementById(tabName).style.color = fore;
		document.getElementById(tabName).style.backgroundColor = back;
		document.getElementById(tabName).style.cursor = curs;
	}
}

function SelectTab(tabName, foreColor, backColor)
{
	if(oldTab != null)
	{
		if(oldTab.id == tabName) return;
		var tab;
		tab = oldTab;
		oldTab = null;
		HiLiteTab(tab.id,oldFore,oldBack,oldCurs);
		document.getElementById(tab.title).style.visibility = "hidden";
	}
	oldTab = document.getElementById(tabName);
	if(oldTab != null)
	{
		document.getElementById(oldTab.title).style.visibility = "visible";
		oldFore = oldTab.style.color;
		oldBack = oldTab.style.backgroundColor;
		oldCurs = oldTab.style.cursor;
		oldTab.style.color = foreColor;
		oldTab.style.backgroundColor = backColor;
	}
}