function einblenden (ID, VERZOEGERUNG, STARTOPACITY, ENDOPACITY, SCHRITTWEITE)
{
/*	if(STARTOPACITY>ENDOPACITY)
	{
		setOpacity(document.getElementById('contentmenurahmen'),100);
		setOpacity(document.getElementById("contentmenucontent_"+ID),100);
		return
	};
	if(STARTOPACITY == "1")
	{
		document.getElementById("contentmenucontent_2").style.display = "none";
		document.getElementById("contentmenucontent_4").style.display = "none";
		document.getElementById("contentmenucontent_5").style.display = "none";
	};
	setOpacity(document.getElementById('contentmenubg'),STARTOPACITY);
	setOpacity(document.getElementById('contentmenurahmen'),STARTOPACITY);
	setOpacity(document.getElementById("contentmenucontent_"+ID),STARTOPACITY);
	document.getElementById('contentmenubg').style.display = "block";
	document.getElementById('contentmenurahmen').style.display = "block";
	document.getElementById("contentmenucontent_"+ID).style.display = "block";
	STARTOPACITY+=SCHRITTWEITE;
	setTimeout("einblenden('"+ID+"',"+VERZOEGERUNG+","+STARTOPACITY+", "+ENDOPACITY+", "+SCHRITTWEITE+")", VERZOEGERUNG);
*/
	return anzeigen(ID);
}
function ausblenden (ID, VERZOEGERUNG, STARTOPACITY, ENDOPACITY, SCHRITTWEITE)
{
	if(STARTOPACITY<ENDOPACITY)
	{
		document.getElementById('contentmenubg').style.display = "none";
		document.getElementById('contentmenurahmen').style.display = "none";
		document.getElementById(ID).style.display = "none";
		return;
	}
	setOpacity(document.getElementById('contentmenubg'),STARTOPACITY);
	setOpacity(document.getElementById('contentmenurahmen'),STARTOPACITY);
	setOpacity(document.getElementById(ID),STARTOPACITY);
	
	STARTOPACITY-=SCHRITTWEITE;
	setTimeout("ausblenden('"+ID+"',"+VERZOEGERUNG+","+STARTOPACITY+", "+ENDOPACITY+", "+SCHRITTWEITE+")", VERZOEGERUNG);
}
function anzeigen (ID)
{
	document.getElementById('contentmenubg').style.display = "block";
	document.getElementById('contentmenurahmen').style.display = "block";
	document.getElementById("contentmenucontent_"+ID).style.display = "block";
	return;
}
function verstecken (ID)
{
	document.getElementById('contentmenubg').style.display = "none";
	document.getElementById('contentmenurahmen').style.display = "none";
	document.getElementById("contentmenucontent_"+ID).style.display = "none";
	return;
}

/*function anzeigen (ID)
{
	document.getElementById('contentmenubg').style.display = "block";
	document.getElementById('contentmenurahmen').style.display = "block";
	document.getElementById(ID).style.display = "block";
	setOpacity(document.getElementById('contentmenubg'),100);
	setOpacity(document.getElementById('contentmenurahmen'),100);
	setOpacity(document.getElementById(ID),100);
}
*/
function setOpacity(OBJEKT, OPACITY) {
	OPACITY = (OPACITY == 100)?99.999:OPACITY;
	OBJEKT.style.filter = "alpha(opacity="+OPACITY+")";  // IE/Win
	OBJEKT.style.KHTMLOpacity = OPACITY/100;  // Safari<1.2, Konqueror
	OBJEKT.style.MozOpacity = OPACITY/100;  // Alt Mozilla and Firefox
	OBJEKT.style.opacity = OPACITY/100;// Safari 1.2, Firefox neu und Mozilla,--> CSS3
}