var banner=0;
var interval_name3 = 0;
function init_banner(){
	SetCookie3("banner", "0");
	interval_name3 = setInterval("check_banner()", 1000);
}
function end_banner(){
	eraseCookie3("banner");
	setTimeout("clearInterval("+interval_name3+")",100);
}

function check_banner(){
	var cookie3=GetCookie3("banner");
	var valor3=GetCookie3("name");

	switch(cookie3)
	{
		case "0":
		break;
		case "1":
			document.getElementById("capa_completa").style.display="block";	
			document.getElementById("capa_cerrar").style.display="block";	
			//abre la capa del banner que ocupa toda la pantalla
		break;
		case "2":
		break;
		default:
			end_banner();
	}
}

function createCookie3(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 readCookie3(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 eraseCookie3(name) {
	createCookie3(name,"",-1);
}


function getCookieVal3 (offset) 
{
	var endstr = document.cookie.indexOf (";", offset);
	if (endstr == -1)
	endstr = document.cookie.length;
	return unescape(document.cookie.substring(offset, endstr));
}

function GetCookie3 (name) 
{
	var arg = name + "=";
	var alen = arg.length;
	var clen = document.cookie.length;
	var i = 0;
	while (i < clen) 
	{
		var j = i + alen;
		if (document.cookie.substring(i, j) == arg)
		return getCookieVal3 (j);
		i = document.cookie.indexOf(" ", i) + 1;
		if (i == 0) 
		break; 
	}
	return null;
}

function SetCookie3 (name, value) 
{
	
	var argv = SetCookie3.arguments;
	var argc = SetCookie3.arguments.length;
	var expires = (2 < argc) ? argv[2] : null;
	var path = (3 < argc) ? argv[3] : null;
	var domain = (4 < argc) ? argv[4] : null;
	var secure = (5 < argc) ? argv[5] : false;
	document.cookie = name + "=" + escape (value) +
	((expires == null) ? "" : ("; expires=" + expires.toGMTString())) +
	((path == null) ? "" : ("; path=" + path)) +
	((domain == null) ? "" : ("; domain=" + domain)) +
	((secure == true) ? "; secure" : "");
}


/*cookies*/