// JavaScript Document by William Fernandes

function getCookie(c_name)
{
	var i,x,y,ARRcookies=document.cookie.split(";");
	for (i=0;i<ARRcookies.length;i++)
	{
		x=ARRcookies[i].substr(0,ARRcookies[i].indexOf("="));
		y=ARRcookies[i].substr(ARRcookies[i].indexOf("=")+1);
		x=x.replace(/^\s+|\s+$/g,"");
		if (x==c_name)
		{
			return unescape(y);
		}
	}
}

function setCookie(name, value, exdays)
{
	var exdate=new Date();
	exdate.setDate(exdate.getDate() + exdays);
	var c_value=escape(value) + ((exdays==null) ? "" : "; expires="+exdate.toUTCString());
	document.cookie=name+"=" + c_value;
}

function checkCookie()
{
	var cook=getCookie("Loop Contest 2011");
	if (cook!=null && cook!="")
	{
		//alert("Skip video");
		return true;
	}
	else 
	{
		//alert("Ver vídeo");
		setCookie("Loop Contest 2011", cook, 365);
			
		document.getElementById("conteudo").style.display = 'none';
		document.getElementById("body").style.backgroundImage = '';
		document.getElementById("video_apresentacao").style.display = "inline";
		document.getElementById("video_apresentacao").innerHTML = '<center>\
			<div style="width:640px; height:330px; padding-top:100px;">\
			<span style="cursor:pointer" onclick="return fecha_video();"><img src="img/rp.png" width="39" height="38" style="float:right;" /></span>\
				<iframe width="640" height="390" src="http://www.youtube.com/embed/zudccAb5LM4?rel=0&autoplay=1" frameborder="0" allowfullscreen></iframe>\
			</div>\
		</center>';
		return true
	}
}

function fecha_video()
{
	document.getElementById("video_apresentacao").innerHTML = '';
	document.getElementById("video_apresentacao").style.display = "none";
	document.getElementById("conteudo").style.display = 'inline';
	document.getElementById("body").style.backgroundImage = 'url(img/loop11background.jpg)';
	
	return true;
}