browser_name = navigator.appName;
browser_version = parseFloat(navigator.appVersion);

if (browser_name == "Netscape" && browser_version >= 3.0) {
	roll = 'true';
} else if (browser_name == "Microsoft Internet Explorer" && browser_version >= 4.0) {
	roll = 'true';
} else {
	roll = 'false';
}





//***********************************************

function GetObject(n){
	var x,t;

	if ((n.indexOf("?")) > 0 && parent.frames.length) {
		t = n.split("?");
		x=eval("parent.frames['"+t[1]+"'].document.getElementById('"+t[0]+"')");
	} else {
		x=document.getElementById(n)
	}
	return x;
}



//******************************
function activate(varMenu)
{
	var objLocalMenu;

	objLocalMenu = GetObject(varMenu);
	if (objLocalMenu) {objLocalMenu.style.visibility = "visible";}
}

//*****************************
function navigateSubDir(id, menuId, fileName, section)
{
	switch(section){
		case 1: var list = new Array("Brokers","Products","Contact");
		break

		case 2: var list = new Array("Work","Products","Contact");
		break

		case 3: var list = new Array("Work","Brokers","Contact");
		break

		case 4: var list = new Array("Work","Brokers","Products");
		break
		}

	var root = "../images/";

	SwapSubMenus(menuId,'true', section);
	for(i=0;i<eval(list.length);i++)
	{
		if(id != list[i])
		{
			document[list[i]].src = root + "nav" + list[i] + ".gif";}
		else
		{
		document[list[i]].src = root + fileName;
		}
	}
}

//***********************************
function SwapSubMenus(varElement, varAction, section) {

	switch(section){

		case 0: var MenuArray = new Array("menu1", "menu2", "menu3", "menu4");
		break

		case 1: var MenuArray = new Array("menu2","menu3","menu4");
		break

		case 2: var MenuArray = new Array("menu1","menu3","menu4");
		break

		case 3: var MenuArray = new Array("menu1","menu2","menu4");
		break

		case 4: var MenuArray = new Array("menu1","menu2","menu3");
		break

		}

	//var MenuArray = new Array("menu1","menu2","menu3","menu4");
	var objMenu;

	for (i=0;i<eval(MenuArray.length);i++)
	{
		objMenu = GetObject(MenuArray[i]);

		if (String(varElement) == String(MenuArray[i]))
		{
			if (objMenu) {objMenu.style.visibility = "visible";}
		}
		else
		{
			if (objMenu) {objMenu.style.visibility = "hidden";}
		}
	}
}

//*****************************************
function imageSwap(img,ref) {
	if (roll == 'true') {
		document.images[img].src = ref;
	}
}



//******************************************

function newWindow(mypage, myname, w, h, scroll) {

var winl = (screen.width - w) / 2;
var wint = (screen.height - h) / 2;
winprops = 'height='+h+',width='+w+',top='+wint+',left='+winl+',toolbar=yes,status=yes,scrollbars='+scroll+',resizable=yes';
win = window.open(mypage, myname, winprops);
if (win) {win.window.focus();}
}