// FirstStep.org Nav JS functions

var L3Nav = new Array();
L3Nav['WhoWeAre'] = "How We Began#/about/howbegan.htm#Why Early ID?#/about/earlyid.htm#Advisory Board#/about/advisory.htm#Board of Directors#/about/directors.htm#Funding#/about/funding.htm#Donations#/donations.htm#Press Center#/about/press.htm";
L3Nav['Concerns'] = "Monitoring Development#/healthydev/healthydev.htm#Hallmark Developmental Milestones#/healthydev/milestones.htm#If You Have Concerns#/concerns/if.htm#ASD Video Glossary#/asd_video_glossary/asdvg_about.htm#Red Flags#/concerns/flags.htm#Sharing Concerns#/concerns/sharing.htm#Developmental/Behavioral Disorders#/delays_disorders/delays_disorders.htm";
L3Nav['Screening'] = "Screening Guidelines#/screening/guidelines.htm#Developmental Screening#/screening/dev.htm#Audiological Screening#/screening/audio.htm#Lead Screening#/screening/lead.htm#Autism Screening#/screening/asd.htm#Screening Tools#/screening/tools/index_tools.htm#First Signs Screening Products#/products_svcs/index.htm";
L3Nav['Treatments'] = "Early Intervention#/treatment/EI.htm#Your Local School District#/treatment/schools.htm#Specialists#/treatment/specialists.htm#Diagnostic Testing#/treatment/dx.htm#Next Steps#/treatment/next.htm#Understanding Your Insurance Plan#/treatment/insurance.htm#Treatments#/treatment/treatments.htm";

// Image Variables
var Rollovers = new Array();

// Timer Vars
var TimerID = 0;
var OrigID = 0;

function WriteL3Nav(NavIdx,Nav2)
{
	if(NavIdx.substring(0,5) == 'L2Nav')
		NavIdx = NavIdx.substring(5,NavIdx.length)
	
	var CurNav = L3Nav[NavIdx].split('#');
	var strNavBar = '';
	var listOfLinks = '';
	var NavClass = '';

	for (var i = 0; i < CurNav.length; i++)
	{
		if (getFileName(window.location.pathname) == getFileName(CurNav[i+1]))
		{
			NavClass = 'L3NavActive';
			OrigID = i;
		}
		else
			NavClass = 'L3NavInactive';
			
		strNavBar += '<A ID="L3Item' + i + '" onMouseOver="L3Highlight(\'L3Item' + i + '\');" onMouseOut="origLink();" CLASS="' + NavClass + '" HREF="' + CurNav[i+1] + '">' + CurNav[i] + '</A> | ';
		i++; 
	}

	strNavBar = strNavBar.substring(0, strNavBar.length - 7);
	document.getElementById('L3NavBar').innerHTML = strNavBar;
	
	if (Nav2 == true)
	{
		var LinksArray = document.getElementsByTagName("a");
		for (i = 0; i < LinksArray.length; i++)
		{
			if(LinksArray[i].id.substring(0,5) == 'L2Nav')
				LinksArray[i].className = 'L2NavInactive'; 
		}
		document.getElementById('L2Nav' + NavIdx).className = 'L2NavActive';
	}
	clearTimeout(TimerID);
}

function origLink()
{
	TimerID = setTimeout("L3Highlight('L3Item' + OrigID)", 200);
}

function L3Highlight(MyID)
{
	var LinksArray = document.getElementById('L3NavBar').getElementsByTagName("a");
	for (i = 0; i < LinksArray.length; i++)
	{
		if (LinksArray[i].id == MyID)
			LinksArray[i].className = 'L3NavActive';
		else
			LinksArray[i].className = 'L3NavInactive';
	}
	clearTimeout(TimerID);
}

function getFileName(URL)
{
	var URLPieces = URL.split('/');
	return URLPieces[URLPieces.length - 1];
}

function MainPageRollover(me)
{
	document.getElementById('Home_WhoWeAre').src = Rollovers['Home_WhoWeAre'].src;
	document.getElementById('Home_WhoWeAreText').src = Rollovers['Home_WhoWeAreText'].src;
	document.getElementById('Home_Screening').src = Rollovers['Home_Screening'].src;
	document.getElementById('Home_ScreeningText').src = Rollovers['Home_ScreeningText'].src;
	document.getElementById('Home_Concerns').src = Rollovers['Home_Concerns'].src;
	document.getElementById('Home_ConcernsText').src = Rollovers['Home_ConcernsText'].src;
	document.getElementById('Home_Treatments').src = Rollovers['Home_Treatments'].src;
	document.getElementById('Home_TreatmentsText').src = Rollovers['Home_TreatmentsText'].src;
	document.getElementById('Home_WhoWeAre_Spacer1').src = Rollovers['Home_WhoWeAre_Spacer1'].src;

	document.getElementById(me.id).src = Rollovers[me.id + '_Over'].src;
	document.getElementById(me.id + 'Text').src = Rollovers[me.id + 'Text_Over'].src;
	if (me.id == 'Home_WhoWeAre')
		document.getElementById('Home_WhoWeAre_Spacer1').src = Rollovers['Home_WhoWeAre_Spacer1_Over'].src;
}

function PreLoadImages()
{
	
	// Regular Images
	
	Rollovers['Home_WhoWeAre'] = new Image();
	Rollovers['Home_WhoWeAre_Over'] = new Image();
	Rollovers['Home_WhoWeAreText'] = new Image();
	Rollovers['Home_WhoWeAre_Spacer1_Over'] = new Image();
	Rollovers['Home_WhoWeAre_Spacer1'] = new Image();
	Rollovers['Home_Screening'] = new Image();
	Rollovers['Home_Concerns'] = new Image();
	Rollovers['Home_Treatments'] = new Image();
	Rollovers['Home_ScreeningText'] = new Image();
	Rollovers['Home_ConcernsText'] = new Image();
	Rollovers['Home_TreatmentsText'] = new Image();
	Rollovers['Spacer'] = new Image();

	Rollovers['Home_WhoWeAre'].src = document.getElementById('Home_WhoWeAre').src;
	Rollovers['Home_WhoWeAreText'].src = '/images/Home_WhoWeAreText.gif';
	Rollovers['Home_WhoWeAre_Spacer1_Over'].src = '/images/Home_WhoWeAre_Spacer1_Over.gif';
	Rollovers['Home_WhoWeAre_Spacer1'].src = '/images/Home_WhoWeAre_Spacer1.gif';
	Rollovers['Home_Screening'].src = document.getElementById('Home_Screening').src;
	Rollovers['Home_Concerns'].src = document.getElementById('Home_Concerns').src;
	Rollovers['Home_Treatments'].src = document.getElementById('Home_Treatments').src;
	Rollovers['Home_ScreeningText'].src = '/images/Home_ScreeningText.gif';
	Rollovers['Home_ConcernsText'].src = '/images/Home_ConcernsText.gif';
	Rollovers['Home_TreatmentsText'].src = '/images/Home_TreatmentsText.gif';
	Rollovers['Spacer'].src = '/images/spacer.gif';

	Rollovers['Home_WhoWeAreText_Over'] = new Image();
	Rollovers['Home_Screening_Over'] = new Image();
	Rollovers['Home_Concerns_Over'] = new Image();
	Rollovers['Home_Treatments_Over'] = new Image();
	Rollovers['Home_ScreeningText_Over'] = new Image();
	Rollovers['Home_ConcernsText_Over'] = new Image();
	Rollovers['Home_TreatmentsText_Over'] = new Image();

	Rollovers['Home_WhoWeAre_Over'].src = '/images/Home_WhoWeAre_Over.jpg';
	Rollovers['Home_WhoWeAreText_Over'].src = '/images/Home_WhoWeAreText_Over.gif';
	Rollovers['Home_Screening_Over'].src = '/images/Home_Screening_Over.jpg';
	Rollovers['Home_Concerns_Over'].src = '/images/Home_Concerns_Over.jpg';
	Rollovers['Home_Treatments_Over'].src = '/images/Home_Treatments_Over.jpg';
	Rollovers['Home_ScreeningText_Over'].src = '/images/Home_ScreeningText_Over.gif';
	Rollovers['Home_ConcernsText_Over'].src = '/images/Home_ConcernsText_Over.gif';
	Rollovers['Home_TreatmentsText_Over'].src = '/images/Home_TreatmentsText_Over.gif';	
}
function MM_jumpMenu(targ,selObj,restore){
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}