function drucken(page, w, h, link) {
	window.open(page, "", "width="+w+",height="+h+",scrollbars=yes,status=0,resizable=0");
}
function empfehlen(page, w, h, link) {
	window.open(page, "", "width="+w+",height="+h+",scrollbars=no,status=0,resizable=0");
}

function pruefen(formname){
	var fillField = "Folgende Felder sind nicht korrekt ausgefuellt:\n";
	var fillName = "- Name\n";
	var fillEmail = "- Email-Adresse\n";
	with(formname){
		var alertstring = fillField;
		if(kontaktname.value == ''){
			alertstring = alertstring + fillName;
		}
		if(kontaktemail.value != ''){
			var reg = /^([a-zA-Z0-9\.\-\_]+)\@+([a-zA-Z0-9\.\-\_]+)\.+([a-zA-Z]){2,5}$/
			if (!(reg.exec(kontaktemail.value))){
			alertstring = alertstring + fillEmail;
			}
		}else if(kontaktemail.value == ''){
			alertstring = alertstring + fillEmail;
		}		
		if(alertstring != fillField){
		alert(alertstring);
		return false;
		} else {
			return true;
		}
		
	}
}