function checkMailValues(){
	var mailto_name = false;
	var mailto_mail = false;
	var mailto_subject = false;

	
	if (document.fw_kontaktform.mailto_name && document.fw_kontaktform.mailto_name.value!=""){
		document.fw_kontaktform.mailto_name.className="passed";
		mailto_name = true;
	} else {
		document.fw_kontaktform.mailto_name.className="failure";
		document.fw_kontaktform.mailto_name.focus();
	}
	
	if (document.fw_kontaktform.mailto_mail && document.fw_kontaktform.mailto_mail.value!="" && document.fw_kontaktform.mailto_mail.value.indexOf("@")!=-1){
		document.fw_kontaktform.mailto_mail.className="passed";
		mailto_mail = true;
	} else {
		document.fw_kontaktform.mailto_mail.className="failure";
		if (mailto_name) document.fw_kontaktform.mailto_mail.focus();
	}
	
	if (document.fw_kontaktform.mailto_subject && document.fw_kontaktform.mailto_subject.value!=""){
		document.fw_kontaktform.mailto_subject.className="passed";
		mailto_subject = true;
	} else {
		document.fw_kontaktform.mailto_subject.className="failure";
		if (mailto_name && mailto_mail) document.fw_kontaktform.mailto_subject.focus();
	}
	
	if (mailto_name && mailto_mail && mailto_subject) return true;
	else {
		document.getElementById('messageDlg').innerHTML="Sie müssen Die Felder 'Name', 'Email' und 'Betreff' ausfüllen.";
		document.getElementById('messageDlg').style.display="inline";
		}
	return false;	
}