var isIE6 = navigator.userAgent.toLowerCase().indexOf('msie 6') != -1;
var isIE = navigator.userAgent.toLowerCase().indexOf('msie') != -1;

var luzApagadaDIV = $('luz-apagada');
var playerDIV = $('plyradn');
//var rootDiv = _gel('contenedor');


function cambiaLuz(){
	//alert("cambiaLuz");
	lightsOut();
	
}

function lightsIn(){
	if($('lightsOut'))
		document.body.removeChild($('lightsOut'));
}

function lightsOut(){
	var lightImg = "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAADIAAAAyAQMAAAAk8RryAAAAA1BMVEUAAACnej3aAAAAAXRSTlOzEo46UAAAAA5JREFUGJVjYBgFgwkAAAGQAAHY85U/AAAAAElFTkSuQmCC";
	var mediumImg = "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAADIAAAAyAQMAAAAk8RryAAAAA1BMVEUAAACnej3aAAAAAXRSTlPNpTNmawAAAA5JREFUGJVjYBgFgwkAAAGQAAHY85U/AAAAAElFTkSuQmCC";
	var darkImg = "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAADIAAAAyAQMAAAAk8RryAAAAA1BMVEUCAgJ4xuoaAAAAAXRSTlPnfoivvQAAAA5JREFUGJVjYBgFgwkAAAGQAAHY85U/AAAAAElFTkSuQmCC";
	var outImg = "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAADIAAAAyAQMAAAAk8RryAAAAA1BMVEUCAgJ4xuoaAAAADklEQVQYlWNgGAWDCQAAAZAAAdjzlT8AAAAASUVORK5CYII=";
	/*
	if(!document.getElementById('lightsOut')) {
		var imgLightsOut = document.createElement('img');
		imgLightsOut.src = mediumImg;
		
		imgLightsOut.setAttribute('id', 'lightsOut');
		imgLightsOut.setAttribute('style', 'position:absolute;top:0;left:0;width:100%;height:' + document.height + 'px;z-index:100;');
		imgLightsOut.addEventListener('click', function () {
				//if ((youtubeLightsOutSequence == "dim_only") || (document.getElementById('lightsOut').src == outImg)) {
				document.body.removeChild(document.getElementById('lightsOut'));
				//} else {
				//	lightsOut();
				//}
			}, false);
		document.body.appendChild(imgLightsOut);
	} else {
		//document.getElementById('lightsOut').src = outImg;
		$('lightsOut').src = outImg;
	}
	*/
	if(!$('lightsOut')) {
		var imgLightsOut = document.createElement('img');
		imgLightsOut.src = mediumImg;
		imgLightsOut.setAttribute('id', 'lightsOut');
		if(isIE || isIE6){
			imgLightsOut.src = 'http://youtube.com/img/longform-underlay-1x1.png';//mediumImg;
			imgLightsOut.style.setAttribute('position', 'absolute');
			imgLightsOut.style.setAttribute('top', '0');
			imgLightsOut.style.setAttribute('left', '0');
			imgLightsOut.style.setAttribute('width', '100%');
			imgLightsOut.style.setAttribute('height', '100%');
			imgLightsOut.style.setAttribute('z-index', '100');
		}else{
			imgLightsOut.setAttribute('style', 'position:absolute;top:0;left:0;width:100%;height:' + document.height + 'px;z-index:100;');
		}
		
		if(imgLightsOut.addEventListener){
			imgLightsOut.addEventListener('click', lightsIn, false);
		}else if (imgLightsOut.attachEvent){
			imgLightsOut.attachEvent('onclick', lightsIn);			
		}
		document.body.appendChild(imgLightsOut);
	} else {
		$('lightsOut').src = outImg;
	}
}