function validate (form)
 {
 if (form.dotaz.value=="")
	{
 	alert("Please fill in your message.");
	form.dotaz.focus();
	return false;
	}

 else if (form.kontakt.value=="")
	{
 	alert("Please fill in your contact, otherwise we won't be able to answer.");
	form.kontakt.focus();
	return false;
	}

	else
		return true;

}