var enabled = 1;
var largePopup = 'width=600,height=540,menubar=0,scrollbars=1,resizable=1'
var smallPopup = 'width=400,height=400,menubar=0,scrollbars=0,status=0'


function oncePopup(theURL,winName,winType) {
	if ((readCookie('popupFlag') == null) && (enabled ==1)) {
		createCookie('popupFlag',location.href,1);
		popupRemote(theURL,winName,winType);
	}	
}


function popupRemote(theURL,winName,winType) {
	newWin=window.open(theURL,winName,eval(winType));
	newWin.focus(); 
}


function createCookie(name,value,days)
{
	if (days)
	{
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name)
{
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++)
	{
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}

function eraseCookie(name)
{
	createCookie(name,"",-1);
}

function disable() {
enabled = 0;
}

function cmcPopup(url) {
	cmcwindow=window.open(url,'cmc','width=488,height=490,menubar=0,scrollbars=0,resizable=no');
	if (window.focus) {cmcwindow.focus();}
	return false;
}
function cmcTransPopup(url) {
	cmctranswindow=window.open(url,'cmc','width=506,height=490,menubar=0,scrollbars=1,resizable=no');
	if (window.focus) {cmctranswindow.focus();}
	return false;
}
function cmcGoHome(url) {
	
	var thisWin = window.name;

	if (thisWin == "cmcJargon") {
		top.location.href = url;
	} else if ((thisWin == "cmc") && window.opener && window.opener.open) {
		self.opener.location.href = url;
		self.opener.focus();
		self.close();
	} else {
		self.location.href = url;
	}
	
	return false; 
}

function initFaqs() {

	// grab the faq div
	var allDivs = document.getElementById("faqContent");
	
	// grab the FAQ category content
	var faqCat = new Array;
	faqCat = allDivs.getElementsByTagName("div");
	
	// build the list of category titles and populate the drop-down
	var FaqDD = document.getElementsByTagName("select")[0];
		
	for (var i = 0; i < faqCat.length; i++) {
	
		var catTitle = faqCat[i].getElementsByTagName("h2")[0].innerHTML;
		//alert(catTitle);
		var cleanTitle = catTitle.replace("\&amp;","\&");
		addOpt(FaqDD, cleanTitle, i);
	}
	
	// finally, hide all but the first FAQ category
	for (var i = 1; i < faqCat.length; i++) {
		faqCat[i].style.display = "none";
	}
	
}

function showFaqCat(catIndex) {
	
	// grab the faq div
	var allDivs = document.getElementById("faqContent");
		
	// grab the FAQ category content
	var faqCat = new Array;
	faqCat = allDivs.getElementsByTagName("div");
	
	// hide all but the selected FAQ category
	for (var i = 0; i < faqCat.length; i++) {
		if (i == catIndex) { faqCat[i].style.display = "inline"; }
		else { faqCat[i].style.display = "none"; }
	}
}

// helper function to populate the drop-down
function addOpt(sel,lbl,val ) {
	var optn = document.createElement("OPTION");
	optn.text = lbl;
	optn.value = val;
	sel.options.add(optn);
}