function EinFrame(URL1,F1)
{       
parent.frames[F1].location.href=URL1;     
}


function klein_Popup(Datei)
{
	var breite;
	var hoehe;
	var param;
	breite=screen.width;
	hoehe=screen.height;
	param='height=250,width=400,scrollbars=0,alwaysRaised=1'
  	klPopup = window.open (Datei,'pop1',param);
	klPopup.focus();
}

function mittel_Popup(Datei)
{
	var breite;
	var hoehe;
	var param;
	breite=screen.width;
	hoehe=screen.height;
	param='height=400,width=500,scrollbars=1,alwaysRaised=1'

  	mPopup = window.open (Datei,'pop1',param);
  	mPopup.moveTo(breite/2-250,hoehe/2-200);
	mPopup.focus();
}

function gross_Popup(Datei)
{
	var breite;
	var hoehe;
	var param;
	breite=screen.width;
	hoehe=screen.height;
	param='height=600,width=800,scrollbars=1,alwaysRaised=1'
  	gPopup = window.open (Datei,'pop1',param);
  	gPopup.moveTo(breite/2-350,hoehe/2-300);
	gPopup.focus();
}

function Bild_Popup(Datei)
{
	var breite;
	var hoehe;
	var param;
	breite=screen.width;
	hoehe=screen.height;
	param='height=280,width=280,scrollbars=0,alwaysRaised=1'

  	bPopup = window.open (Datei,'pop1',param);
	bPopup.focus();
}

function KalenderPopup(Datei)
{
	kPopup = window.open(Datei, "",  "width=240,height=210,status=no,resizable=no,top=200,left=200");  	
}

function MenuOver(Nr,Objekt)
{
	window.document.images[Nr].src = Objekt.src;
}

function Bildwechsler(Nr,Objekt)
{
	window.document.images[Nr].src = "images/" + Objekt + "";
}


function chkdate(objName) {
//var strDatestyle = "US"; //United States date style
var strDatestyle = "EU";  //European date style
var strDate;
var strDateArray;
var strDay;
var strMonth;
var strYear;
var intday;
var intMonth;
var intYear;
var booFound = false;
var datefield = objName;
var strSeparatorArray = new Array("-"," ","/",".");
var intElementNr;
var err = 0;
var strMonthArray = new Array(12);
strMonthArray[0] = "01";
strMonthArray[1] = "02";
strMonthArray[2] = "03";
strMonthArray[3] = "04";
strMonthArray[4] = "05";
strMonthArray[5] = "06";
strMonthArray[6] = "07";
strMonthArray[7] = "08";
strMonthArray[8] = "09";
strMonthArray[9] = "10";
strMonthArray[10] = "11";
strMonthArray[11] = "12";
strDate = datefield.value;

if (strDate.length < 1) {
	return true;
}
for (intElementNr = 0; intElementNr < strSeparatorArray.length; intElementNr++) {
if (strDate.indexOf(strSeparatorArray[intElementNr]) != -1) {
	strDateArray = strDate.split(strSeparatorArray[intElementNr]);
if (strDateArray.length != 3) {
	err = 1;
	return false;
}
else {
	strDay = strDateArray[0];
	strMonth = strDateArray[1];
	strYear = strDateArray[2];
}
booFound = true;
   }
}
if (booFound == false) {
if (strDate.length>5) {
   strDay = strDate.substr(0, 2);
   strMonth = strDate.substr(2, 2);
   strYear = strDate.substr(4);
   }
else {
   return false;
}
}
if (strYear.length == 2) {
strYear = '20' + strYear;
}
// US style
if (strDatestyle == "US") {
strTemp = strDay;
strDay = strMonth;
strMonth = strTemp;
}
intday = parseInt(strDay, 10);
if (isNaN(intday)) {
err = 2;
return false;
}
intMonth = parseInt(strMonth, 10);
if (isNaN(intMonth)) {
for (i = 0;i<12;i++) {
if (strMonth.toUpperCase() == strMonthArray[i].toUpperCase()) {
intMonth = i+1;
strMonth = strMonthArray[i];
i = 12;
   }
}
if (isNaN(intMonth)) {
err = 3;
return false;
   }
}
intYear = parseInt(strYear, 10);
if (isNaN(intYear)) {
err = 4;
return false;
}
if (intMonth>12 || intMonth<1) {
err = 5;
return false;
}
if ((intMonth == 1 || intMonth == 3 || intMonth == 5 || intMonth == 7 || intMonth == 8 || intMonth == 10 || intMonth == 12) && (intday > 31 || intday < 1)) {
err = 6;
return false;
}
if ((intMonth == 4 || intMonth == 6 || intMonth == 9 || intMonth == 11) && (intday > 30 || intday < 1)) {
err = 7;
return false;
}
if (intMonth == 2) {
if (intday < 1) {
err = 8;
return false;
}
if (LeapYear(intYear) == true) {
if (intday > 29) {
err = 9;
return false;
}
}
else {
if (intday > 28) {
err = 10;
return false;
}
}
}
if (strDatestyle == "US") {
datefield.value = strMonthArray[intMonth-1] + "/" + intday+"/" + strYear;
}
else {
datefield.value = intday + "." + strMonthArray[intMonth-1] + "." + strYear;
}
return true;
}
function LeapYear(intYear) {
if (intYear % 100 == 0) {
if (intYear % 400 == 0) { return true; }
}
else {
if ((intYear % 4) == 0) { return true; }
}
return false;
}