// JavaScript Document
var over21cookie = 'over21accepted';

function setOver21() {
	createCookie(over21cookie, '1');
	window.location.reload();
}

function createCookie(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 readCookie(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 eraseCookie(name)
{
	createCookie(name,"",-1);
}

function addBookmark(url,who) {
	
	if (window.external.AddFavorite) {	// ie
		window.external.AddFavorite(url,who);
	}
	else {	// ff
		if (window.sidebar.addPanel) {
			window.sidebar.addPanel(who, url,"");
		}
		else {
			alert('Por favor, utilice la interfase de su navegador para agregar esta página a favoritos.');
		}
	}
	
	return false;
}

function validEmail( email ) {
	mailReg = /^[_a-z0-9-]+(\.[_a-z0-9-]+)*@[a-z0-9-]+(\.[a-z0-9-]+)*(\.[a-z]{2,3})$/;
	if (email.match(mailReg) )
		return true;
	else
		return false;
}