var jetzt = new Date();
var Jahresmonat = jetzt.getMonth();
var Monat = new Array("Januar", "Februar", "März", "April", "Mai", "Juni",
                      "Juli", "August", "September", "Oktober", "November", "Dezember");
var Jahr = jetzt.getFullYear();			

var b = new Array();
b[0] = new Image(); b[0].src = "bilder/Banner01.PNG";
b[1] = new Image(); b[1].src = "bilder/Banner02.PNG";
b[2] = new Image(); b[2].src = "bilder/Banner03.PNG";
b[3] = new Image(); b[3].src = "bilder/Banner04.PNG";
b[4] = new Image(); b[4].src = "bilder/Banner05.PNG";
var rnd_number = 0;
var lastpic = 0;
var currentpic = 0;
var anzBilder = 5;

function generate_rnd ()
{
while ( rnd_number == lastpic )
	{
	rnd_number=Math.random ();
	rnd_number=rnd_number*(anzBilder-1);
	rnd_number=Math.round (rnd_number);
	}
	
lastpic=rnd_number;
}


function setPic() {
	generate_rnd ()
	currentpic=rnd_number;
	document.images[1].src= b[currentpic].src ;
}

var active = true;

function setOrgaPic() {
	if (active == false)
	{
		document.images[3].src = "bilder/orgaklein.png";
		active = true;
	}
	else
	{
		document.images[3].src = "bilder/orga.png";
		active = false;
	}
}