function validate_form(thisform) {
	with (thisform) {
		if (validate_required(name, "Name must be filled out!") == false) {
			name.focus();
			return false;
		}
		
		if (validate_required(email, "E-mail must be filled out!") == false) {
			email.focus();
			return false;
		}
		else if (validate_email(email, "Not a valid e-mail address!") == false) {
			email.focus();
			return false;
		}
		
		if (!human.checked) {
			alert("The antispam checkbox must be ticked!");
			human.focus();
			return false;
		}
		
		if (validate_required(message, "Message text must be filled out!") == false) {
			message.focus();
			return false;
		}
	}
}