function nph_open_window2(url, name, feature)
{
window.open(url, name, feature);
}
function popup(url, high, wide)
{
feature = 'width='+high+',height='+wide+',toolbar=no,menubar=no,status=no,scrollbars=yes,resizable=no';
window.open(url, 'window', feature);
}
function popup2(url, high, wide)
{
feature = 'width='+high+',height='+wide+',toolbar=no,menubar=no,status=no,scrollbars=no,resizable=no';
window.open(url, 'window', feature);
}

function check_login_form(form)
{
   if(form.email.value == "")
   {
      alert('Por favor, escribe tu email')
      form.email.focus();
      return false;
   }
	checkEmail = form.email.value

	if ((checkEmail.indexOf('@') < 0) || ((checkEmail.charAt(checkEmail.length-4) != '.') && (checkEmail.charAt(checkEmail.length-3) != '.')))
	{
		alert('El email no parece ser correcto. Por favor, vuelve a intentarlo.');
		form.email.focus();
		return false;
	}


   if(form.password.value == "")
   {
      alert('Por favor, escribe tu contraseña')
      form.password.focus();
      return false;
   }

return true;

}