/*function menu_horz (id)
{
	$ (id).style.display = 'block';
}

function menu_horz_out (id)
{
	$ (id).style.display = 'none';
}

function menu_horz_mb (id)
{
	$ (id).style.display = 'block';
}

function menu_horz_out_mb (id)
{
	$ (id).style.display = 'none';
}

function cambia_class_menu (objeto)
{
	if (Element.hasClassName (objeto, 'menu_seleccionado'))
		Element.removeClassName (objeto, 'menu_seleccionado');
	else Element.addClassName (objeto, 'menu_seleccionado');
}
*/
function ch_newsletter (el)
{
	if (el.value == '')
	{
		el.className = 'texto_suave_news';
		el.value = 'your email';
	}
}

function fo_newsletter (el)
{
	if (el.value == 'your email')
	{
		el.value = '';
		el.className = 'texto_normal_news';
	}
	return;
}


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 expires = "";
    document.cookie = name+"="+value+expires+"; path=/";
}

// EmailValido
// Verifica si el valor es un email
function email_valido (txt)
{	
	var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
	if (filter.test(txt)) return true;
	else return false;
}


function send_newsletter (formu)
{
	var el = document.getElementById ('subscribe_field').value;
	var email = email_valido (el);
	if (!email)
	{
		alert ('Email is not valid. Please enter a valid email.');
		return false;
	}
	formu.submit ();
}