function VorschauOeffnen(aufruf, height, width) {
	fenster = aufruf;
	neuesFenster = window.open(fenster, "_blank", "height=" + height
			+ ",width=" + width + "");
}

function EMail(s) {
	var a = false;
	var res = false;
	if (typeof (RegExp) == 'function') {
		var b = new RegExp('abc');
		if (b.test('abc') == true) {
			a = true;
		}
	}

	if (a == true) {
		reg = new RegExp(
				'^([a-zA-Z0-9\\-\\.\\_]+)(\\@)([a-zA-Z0-9\\-\\.]+)(\\.)([a-zA-Z]{2,4})$');
		res = (reg.test(s));
	} else {
		res = (s.search('@') >= 1 && s.lastIndexOf('.') > s.search('@') && s
				.lastIndexOf('.') >= s.length - 5)
	}
	return (res);
}

function chkSuchenFormular() {
	var retCode = true;
	if (document.Formular.sb.value == "") {
		document.Formular.sb.style.backgroundColor = "#F97D7D";
		document.Formular.sb.focus();
		retCode = false;
	} else {
		document.Formular.sb.style.backgroundColor = "#ffffff";
	}
	return retCode;
}

function chkKontaktFormular() {
	var retCode = true;
	if (document.Formular.KontaktVorname.value == "") {
		document.Formular.KontaktVorname.focus();
		document.Formular.KontaktVorname.style.backgroundColor = "#F97D7D";
		retCode = false;
	} else {
		document.Formular.KontaktVorname.style.backgroundColor = "#ffffff";
	}
	if (document.Formular.KontaktName.value == "") {
		document.Formular.KontaktName.focus();
		document.Formular.KontaktName.style.backgroundColor = "#F97D7D";
		retCode = false;
	} else {
		document.Formular.KontaktName.style.backgroundColor = "#ffffff";
	}
	if (EMail(document.Formular.KontaktMail.value) == false) {
		document.Formular.KontaktMail.style.backgroundColor = "#F97D7D";
		document.Formular.KontaktMail.focus();
		retCode = false;
	} else {
		document.Formular.KontaktMail.style.backgroundColor = "#ffffff";
	}
	return retCode;
}

function chkPreisFormular() {
	var retCode = true;
	if (document.Formular.KontaktVorname.value == "") {
		document.Formular.KontaktVorname.focus();
		document.Formular.KontaktVorname.style.backgroundColor = "#F97D7D";
		retCode = false;
	} else {
		document.Formular.KontaktVorname.style.backgroundColor = "#ffffff";
	}
	if (document.Formular.KontaktName.value == "") {
		document.Formular.KontaktName.focus();
		document.Formular.KontaktName.style.backgroundColor = "#F97D7D";
		retCode = false;
	} else {
		document.Formular.KontaktName.style.backgroundColor = "#ffffff";
	}
	if (document.Formular.KontaktStrasse.value == "") {
		document.Formular.KontaktStrasse.focus();
		document.Formular.KontaktStrasse.style.backgroundColor = "#F97D7D";
		retCode = false;
	} else {
		document.Formular.KontaktStrasse.style.backgroundColor = "#ffffff";
	}
	if (document.Formular.KontaktPLZ.value == "") {
		document.Formular.KontaktPLZ.focus();
		document.Formular.KontaktPLZ.style.backgroundColor = "#F97D7D";
		retCode = false;
	} else {
		document.Formular.KontaktPLZ.style.backgroundColor = "#ffffff";
	}
	if (document.Formular.KontaktOrt.value == "") {
		document.Formular.KontaktOrt.focus();
		document.Formular.KontaktOrt.style.backgroundColor = "#F97D7D";
		retCode = false;
	} else {
		document.Formular.KontaktOrt.style.backgroundColor = "#ffffff";
	}
	if (document.Formular.KontaktTel.value == "") {
		document.Formular.KontaktTel.focus();
		document.Formular.KontaktTel.style.backgroundColor = "#F97D7D";
		retCode = false;
	} else {
		document.Formular.KontaktTel.style.backgroundColor = "#ffffff";
	}
	if (EMail(document.Formular.KontaktMail.value) == false) {
		document.Formular.KontaktMail.focus();
		document.Formular.KontaktMail.style.backgroundColor = "#F97D7D";
		retCode = false;
	} else {
		document.Formular.KontaktMail.style.backgroundColor = "#ffffff";
	}
	if (document.Formular.KontaktAusgewaehlteFotos.value == "") {
		document.Formular.KontaktAusgewaehlteFotos.focus();
		document.Formular.KontaktAusgewaehlteFotos.style.backgroundColor = "#F97D7D";
		retCode = false;
	} else {
		document.Formular.KontaktAusgewaehlteFotos.style.backgroundColor = "#ffffff";
	}
	return retCode;
}

function chkNewsletterFormular() {
	var retCode = true;
	if (EMail(document.Formular.KontaktMail.value) == false) {
		document.Formular.KontaktMail.style.backgroundColor = "#F97D7D";
		document.Formular.KontaktMail.focus();
		retCode = false;
	} else {
		document.Formular.KontaktMail.style.backgroundColor = "#ffffff";
	}
	return retCode;
}