function Bildwechsel(Bildnr,Bildobjekt)
	 {
     window.document.images[Bildnr].src = Bildobjekt.src;
     }
	
function DreiFrames(URL1,F1,URL2,F2,URL3,F3,URL4,F4)
     {  
     parent.frames[F1].location.href=URL1;
     parent.frames[F2].location.href=URL2;
     parent.frames[F3].location.href=URL3;
     parent.frames[F4].location.href=URL4;
     }

function BildH1(URL1)
	{
	Bildgross =
	window.open(URL1,"Bildgross","width=600,height=400,left=20,top=20,location=no,menubar=no,resizable=no,status=no,toolbar=no,");
	Bildgross.focus();
	}
  
function BildH2(URL1)
	{
	Bildgross =
	window.open(URL1,"Bildgross","width=800,height=533,left=0,top=0,location=no,menubar=no,resizable=no,status=no,toolbar=no,");
	Bildgross.focus();
	}
  
function BildH3(URL1)
	{
	Bildgross =
	window.open(URL1,"Bildgross","width=640,height=480,left=20,top=20,location=no,menubar=no,resizable=no,status=no,toolbar=no,");
	Bildgross.focus();
	}
  
function BildV1(URL1) 
	{
	Bildgross =
	window.open(URL1,"Bildgross","width=400,height=600,left=20,top=20,location=no,menubar=no,resizable=no,status=no,toolbar=no,");
	Bildgross.focus();
	}

function BildV2(URL1) 
	{
	Bildgross =
	window.open(URL1,"Bildgross","width=533,height=800,left=20,top=20,location=no,menubar=no,resizable=no,status=no,toolbar=no,");
	Bildgross.focus();
	}

function BildV3(URL1) 
	{
	Bildgross =
	window.open(URL1,"Bildgross","width=480,height=640,left=20,top=20,location=no,menubar=no,resizable=no,status=no,toolbar=no,");
	Bildgross.focus();
	}

function BildK(URL1)
	{
	Bildgross =
	window.open(URL1,"Bildgross","width=927,height=760,left=20,top=20,location=no,menubar=no,resizable=no,status=no,toolbar=no,");
	Bildgross.focus();
	}