if(!document.getElementById)
{
if(document.all)
{
accessObj = function()
{
if(typeof document.all[arguments[0]]!="undefined")
return document.all[arguments[0]];
else
return null;
}
}
else if(document.layers)
{
accessObj = function()
{
if(typeof document[arguments[0]]!="undefined")
return document[arguments[0]];
else
return null;
}
}
}
else
{
accessObj = function()
{
return document.getElementById(arguments[0]);
}
}


/*sfHover = function() {
	var sfEls = accessObj("nav").getElementsByTagName("LI");
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			this.className+=" sfhover";
		}
		sfEls[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", sfHover);

var prev_class = "";
var prev_sub_class = "";



*/

var prev_class = "";
var timeout	= 500;
var closetimer	= 0;
var ddmenuitem	= 0;

function m_active(item)
{
	var obj = accessObj(item);
	prev_class = obj.className;
	obj.className = "link2";
}

function m_inactive(item)
{
	var obj = accessObj(item);
	obj.className = prev_class;
}

// open hidden layer
function mopen(id)
{	
	// cancel close timer
	mcancelclosetime();

	// close old layer
	if(ddmenuitem) ddmenuitem.style.visibility = 'hidden';

	// get new layer and show it
	ddmenuitem = document.getElementById(id);
	ddmenuitem.style.visibility = 'visible';

}
// close showed layer
function mclose()
{
	if(ddmenuitem) ddmenuitem.style.visibility = 'hidden';
}

// go close timer
function mclosetime()
{
	closetimer = window.setTimeout(mclose, timeout);
}

// cancel close timer
function mcancelclosetime()
{
	if(closetimer)
	{
		window.clearTimeout(closetimer);
		closetimer = null;
	}
}

// close layer when click-out
document.onclick = mclose;

function accessSWF(movieName)
{
	if (navigator.appName.indexOf ("Microsoft") !=-1)
		return window[movieName];
	else
		return document[movieName];
}

var last_sub_tab = "#sub_tab_3";
var last_cont = "#mom3";

function show_position(target)
{
	if(last_sub_tab != ("#sub_tab_"+target))
	{
		$("#mom"+target).show();
		$("#sub_tab_"+target).addClass("active_sub_tab");
		
		if(last_sub_tab != "")
		{
			$(last_sub_tab).removeClass("active_sub_tab");
		}

		$(last_cont).hide();

		last_sub_tab = "#sub_tab_"+target;
		last_cont = "#mom"+target;
	}
}

function show_cont(x, c)
{
		var bio = accessObj("bio_holder");
		var link = accessObj("bio_link");
		var quote = accessObj("quote_holder");

		accessSWF("video_obj").SetVariable("video", videos[x]['flv']);

		if(videos[x]['quote'] != "")
		{
			quote.innerHTML = '"'+videos[x]['quote']+'"';
		}
		else
		{
			quote.innerHTML = "";
		}

		if(videos[x]['pdf'] == "")
		{
			link.innerHTML = "";
		}
		else
		{
			link.innerHTML = "<a href='"+videos[x]['pdf']+"' title='Download transcript' onclick='window.open(this.href); return false;'>Download Transcript</a>";
		}
		bio.innerHTML = videos[x]['bio'];

		select_vid(c);
}

var last_sel = "";

function select_vid(x)
{
	if(last_sel != ("#selected_"+x))
	{
		$("#selected_"+x).addClass("active_person");
		if(last_sel != "")
		{
			$(last_sel).removeClass("active_person");
		}
		last_sel = "#selected_"+x;
	}
}

var last_tab = "#tab1"

function tab(y)
{
	if(last_tab != ("#tab"+y))
	{
		$("#tab"+y).addClass("active_tab");
		if(last_tab != "")
		{
			$(last_tab).removeClass("active_tab");
		}
		last_tab = "#tab"+y;
	}

	switch(y)
	{
		case 1:
			$("#ind").show();
			$("#mom").hide();
			$("#on_loc").hide();
		break;
		case 2:
			$("#ind").hide();
			$("#mom").show();
			$("#on_loc").hide();
		break;
		case 3:
			$("#ind").hide();
			$("#mom").hide();
			$("#on_loc").show();
		break;
		default:
			$("#ind").show();
			$("#mom").hide();
			$("#on_loc").hide();
		break;
	}

}