var isW3C = (document.getElementById) ? true : false
var isAll = (document.all) ? true : false
var supported = (isW3C || isAll);
var oldImagesrc="";
var newImagesrc="";
function KennzahlenchangeStatus() {
	if (!supported) {
		alert('This link does not work in your browser.');
		return;
	}

	theObject=MM_findObj('Kennzahlen');
	if(theObject) {
		kennzahlenid = theObject.value; }
	theObject2=MM_findObj('Jahre');
	/*if(theObject2) {
		years2display = theObject2.value; }*/
	years2display = 3;
	if (isW3C) {
		currentVisibility = document.getElementById('KennzahlenImage').style.visibility;
	}
	else if (isAll) {
		currentVisibility = document.all['KennzahlenImage'].style.visibility;

	}
	newImagesrc="images/home_charts"+kennzahlenid +"_"+years2display+".gif";
	if(newImagesrc != oldImagesrc) {
		MM_swapImage('chart', null, newImagesrc);
		newVisibility = 'visible';
		newDisplay = 'block';
		oldImagesrc = newImagesrc;
	}
	else {
		newVisibility = (currentVisibility == 'hidden') ? 'visible' : 'hidden';
		newDisplay = (currentVisibility == 'hidden') ? 'block' : 'none';
	}
	if (isW3C) {
		document.getElementById('KennzahlenImage').style.visibility = newVisibility;
		document.getElementById('KennzahlenImage').style.display = newDisplay;

	}
	else if (isAll) {
		document.all['KennzahlenImage'].style.visibility = newVisibility;
		document.all['KennzahlenImage'].style.display = newDisplay;

	}
}

//-->