var tier1num = 1;
var tier2num = 6;
var tier1 = new Array(tier1num);
var tier2 = new Array(tier1num);
var color = '#EF3E42'

function navigation_init() {
	 
	for (i=0;i<tier1num;i++) {
		tier1[i] = new Array("","");
		tier2[i] = new Array(tier2num);
		for (j=0;j<tier2num;j++) tier2[i][j] = new Array("","");
	}
	
	tier1[0][0] = "Customers";
	tier1[0][1] = "https://tacomarail.cityoftacoma.org/customers/default.asp";	
		tier2[0][0][0] = "Reports";
		tier2[0][0][1] = "/customers/reporting.asp";
		tier2[0][1][0] = "Spot & Release";
		tier2[0][1][1] = "/customers/spotrellist.asp";
		tier2[0][2][0] = "Search";
		tier2[0][2][1] = "/customers/searchdef.asp";
		tier2[0][3][0] = "Customer Information";
		tier2[0][3][1] = "/customers/custinfo.asp";
		tier2[0][4][0] = "Graphs";
		tier2[0][4][1] = "/customers/graphs.asp";
		tier2[0][5][0] = "Log Off";
		tier2[0][5][1] = "/customers/logoff.asp";
	
	if (document.URL.indexOf("wa.us") > 0 || document.URL.indexOf("dev") > 0) {
		for (i=0;i<tier1num;i++) {
			tier1[i][1] = "/rail" + tier1[i][1];
			for (j=0;j<tier2num;j++) tier2[i][j][1] = "/rail" + tier2[i][j][1];
		}
	}
}

function navigation_init_OLD() {
	 
	for (i=0;i<tier1num;i++) {
		tier1[i] = new Array("","");
		tier2[i] = new Array(tier2num);
		for (j=0;j<tier2num;j++) tier2[i][j] = new Array("","");
	}
	tier1[0][0] = "What's New";
	tier1[0][1] = "/whatsnew/default.asp";
	tier1[1][0] = "Environment";
	tier1[1][1] = "/home/green.asp";
	tier1[2][0] = "Rail Service";
	tier1[2][1] = "/railservice/default.asp";
	tier1[3][0] = "Tidelands Division";
	tier1[3][1] = "/tidelands/default.asp";
		tier2[3][0][0] = "1500 Locomotives";
		tier2[3][0][1] = "1500s.asp";
	tier1[4][0] = "Capital Division";
	tier1[4][1] = "/capital/default.asp";
		tier2[4][0][0] = "Lakewood Industrial Park Availability"
		tier2[4][0][1] = "LIPAvailableSpaceFlyerMay2008.pdf";	
	tier1[5][0] = "Mountain Division";
	tier1[5][1] = "/mountain/default.asp";
	tier1[6][0] = "Infrastructure";
	tier1[6][1] = "/infrastructure/default.asp";
		tier2[6][0][0] = "Track Study";
		tier2[6][0][1] = "trackstudy.asp";
		tier2[6][1][0] = "Intermodal Study";
		tier2[6][1][1] = "intermodalstudy.asp";
		tier2[6][2][0] = "Map";
		tier2[6][2][1] = "map.shtml";
	tier1[7][0] = "Customers";
	tier1[7][1] = "/customers/default.asp";	
		tier2[7][0][0] = "Reports";
		tier2[7][0][1] = "/customers/reporting.asp";
		tier2[7][1][0] = "Spot & Release";
		tier2[7][1][1] = "/customers/spotrellist.asp";
		tier2[7][2][0] = "Search";
		tier2[7][2][1] = "/customers/searchdef.asp";
		tier2[7][3][0] = "Customer Information";
		tier2[7][3][1] = "/customers/custinfo.asp";
		tier2[7][4][0] = "Graphs";
		tier2[7][4][1] = "/customers/graphs.asp";
		tier2[7][5][0] = "Log Off";
		tier2[7][5][1] = "/customers/logoff.asp";
	tier1[8][0] = "Links";
	tier1[8][1] = "/home/links.asp";
	tier1[9][0] = "About Us";
	tier1[9][1] = "/home/aboutus.asp";	
	tier1[10][0] = "Contact Us";
	tier1[10][1] = "/home/contactus.asp";	
	
	if (document.URL.indexOf("wa.us") > 0 || document.URL.indexOf("dev") > 0) {
		for (i=0;i<tier1num;i++) {
			tier1[i][1] = "/rail" + tier1[i][1];
			for (j=0;j<tier2num;j++) tier2[i][j][1] = "/rail" + tier2[i][j][1];
		}
	}
}

function sidenav() {	
	var navtable = document.getElementById("navtable");
	var pageTitle = document.getElementById("pageTitle");
	var subMenuExpand = -1;
	
	for (i=(tier1num-1);i>=0;i--) {
		//insert tier2 first in reverse order 
		for (j=(tier2num-1);j>=0;j--) {
			if (document.title == tier2[i][j][0] || document.title == tier1[i][0] || document.title.indexOf(tier1[i][0]) == 0) subMenuExpand = i;
		}
		for (j=(tier2num-1);j>=0;j--) {
			if (tier2[i][j][0] != "" && i == subMenuExpand) {
				navtable.insertRow(0);
				navtable.rows[0].insertCell(0);
				navtable.rows[0].cells[0].style.paddingTop = 3;
				navtable.rows[0].cells[0].style.paddingBottom = 3;				
				navtable.rows[0].cells[0].innerHTML = '- <a href="' + tier2[i][j][1] + '">' + tier2[i][j][0] + '</a>';
				navtable.rows[0].insertCell(0);
				navtable.rows[0].cells[0].style.paddingLeft = 10;	
				navtable.rows[0].cells[0].innerHTML = ' ';
			}
		}
		navtable.insertRow(0);
		navtable.rows[0].insertCell(0);
		navtable.rows[0].cells[0].style.paddingTop = 5;
		navtable.rows[0].cells[0].style.paddingBottom = 5;
		navtable.rows[0].cells[0].innerHTML = '<a href="' + tier1[i][1] + '">' + tier1[i][0] + '</a>';
		navtable.rows[0].insertCell(0);
		navtable.rows[0].cells[0].innerHTML = '<img border="0" src="/images/bullet_sq.gif" width="5" height="5">';
	}
	
	var randomNumber=Math.floor(Math.random()*6)
	var bannerGraphic = document.getElementById("bannerGraphic");
	bannerGraphic.background = '/images/banner' + randomNumber + '.jpg';
}

function bottomnav() {	
	var cell = document.getElementById("bottomnav");
	var subMenuExpand = -1;
	
	cell.innerHTML = '<a href="' + tier1[0][1] + '">' + tier1[0][0] + '</a>';
	for (i=1;i<tier1num;i++) {
		if (i%5 == 0) {
			cell.innerHTML = cell.innerHTML + '<br><a href="' + tier1[i][1] + '">' + tier1[i][0] + '</a>';
		} else {
			cell.innerHTML = cell.innerHTML + ' | <a href="' + tier1[i][1] + '">' + tier1[i][0] + '</a>';
		}
	}
	//alert(document.title);
}

function rowColorOn(row) {
	row.cells[0].bgColor = color;
}

function rowColorOff(row) {
	if (row.cells[0].innerText != document.title) row.cells[0].bgColor = "#FFFFFF";
}