var chaps = new Array();
var currentchapter = 1;	
var infoon = false;
var embedon = false;
var firstchapter = 'frol02s47afq104a';

function chd (chdar){
	chaps.length = 0;
	var outp = '<ul><li class="vidchaptitle">CHAPTERS</li>';
	for(var x = 0; x < chdar.length; x++){
		chaps[chdar[x].pki] = chdar[x];
		outp += '<li class="vidchap ';
		outp += (currentchapter == chdar[x].pki)? 'vidsel':'vidunsel';
		outp += '" vidc="' + chdar[x].pki + '" id="vchap' + chdar[x].pki + '" style="background: url(';
		outp += chdar[x].stmb;
		outp += ') center no-repeat;" /></li>';
	}
	outp += '</ul>';
	$("#vidchapters").html(outp);
	videvts();
}

function vidinfo (chidx, top){
	$("#vidinfo").stop();
	$("#vidinfobg").stop();
	$("#vidinfo").css({ 'opacity':1, 'margin-top':top + 'px' });
	$("#vidinfobg").css({ 'opacity':.9, 'margin-top':top + 'px' });
	var vidinf = chaps[chidx];
	$("#vidinfo").html('<span class="vidtitle">' + vidinf.pki + ': ' + vidinf.tit + '</span> ' + vidinf.dsc + ' <span class="vidlen">(' + vidtime(vidinf.len) + ')</span>');
	$("#vidinfobg").fadeIn('fast');
	$("#vidinfo").fadeIn('fast');
	infoon = true;
}

function videvts () {
	$(".vidunsel").mouseenter(function () {
		$(this).stop();
		$(this).animate({'height': '90px', 'opacity':1}, function () { var pos = $(this).position(); vidinfo($(this).attr('vidc'), pos.top); });
	});
	$(".vidunsel").mouseleave(function () {
		$(this).stop();
		vidinfo_off();
		$(this).animate({'height': '25px', 'opacity':.7});
	});
	$(".vidunsel").click(function () {
		v_chapter(parseInt($(this).attr('vidc')) - 1);
	});
}

function vidtime (timein){
	var ret = parseInt(parseInt(timein) / 60);
	var sec = parseInt(parseInt(timein) % 60);
	if(sec < 10){
		ret += ":0" + sec;
	} else {
		ret += ":" + sec;
	}
	return ret;
}

function videoembedcode (siz) {
	if(siz == -1){
		if(embedon){
			embedon = false;
			$("#embedcode").fadeOut();
		} else {
			embedon = true;
			$("#embedcode").fadeIn();
		}
	}
	if(embedon){
		var h = 333;
		var w = 512;
		if(siz == 1){
			h = 250;
			w = 384;
		}
		if(siz == 2){
			h = 208;
			w = 320;
		}
		var fval = '<object width = "' + w + '" height = "' + h + '" > <param name = "movie" value = "http://www-tc.pbs.org/video/media/swf/PBSPlayer.swf" > </param><param name="flashvars" value="width=' + w + '&height=' + h + '&video=1774485437&player=viral&chapter=1&lr_admap=in:pbs:0;in:pbs:783" /> <param name="allowFullScreen" value="true"></param > <param name = "allowscriptaccess" value = "always" > </param><param name="wmode" value="transparent"></param ><embed src="http://www-tc.pbs.org/video/media/swf/PBSPlayer.swf" flashvars="width=' + w + '&height=' + h + '&video=1774485437&player=viral&chapter=1&lr_admap=in:pbs:0;in:pbs:783" type="application/x-shockwave-flash" allowscriptaccess="always" wmode="transparent" allowfullscreen="true" width="' + w + '" height="' + h +'" bgcolor="#000000"></embed></object><p style="font-size:11px; font-family:Arial, Helvetica, sans-serif; color: #808080; margin-top: 5px; background: transparent; text-align: center; width: ' + w + 'px;">Watch the <a style="text-decoration:none !important; font-weight:normal !important; height: 13px; color:#4eb2fe !important;" href="http://pbs.org/wgbh/pages/frontline/post-mortem" target="_blank">full episode</a>. See more <a style="text-decoration:none !important; font-weight:normal !important; height: 13px; color:#4eb2fe !important;" href="http://www.pbs.org/frontline/" target="_blank">FRONTLINE.</a></p>';
		$("#emc").val(fval);
		$(".erad").unbind('click');
		$(".erad").click(function () {
			videoembedcode($(this).val());
		});
	}
}

function vidinfo_off () {
	infoon = false;
	$("#vidinfo").stop();
	$("#vidinfobg").stop();
	$("#vidinfo").fadeOut('fast');
	$("#vidinfobg").fadeOut('fast');
}

function chu (chidx){
	$(".vidunsel").unbind('mouseenter');
	$(".vidunsel").unbind('mouseleave');
	$(".vidunsel").unbind('click');
	$(".vidsel").unbind('click');
	if(infoon){ vidinfo_off() }
	currentchapter = (chidx + 1);
	$(".vidsel").removeClass('vidsel').addClass('vidunsel');
	$("#vchap"+currentchapter).stop();
	$("#vchap"+currentchapter).removeClass('vidunsel').addClass('vidsel');
	$(".vidunsel").animate({ 'height':'25px', 'opacity':.7 });
	$("#vchap"+currentchapter).css({ 'opacity': 1, 'height': '50px' });
	videvts();
}

function starts () {
	$("#mainouter").css({ 'height':'440px' });
}