function auf(menu) 
    {
    // DOM ALLE NEUEN BROWSER
    if	(document.getElementById) 
	{
	document.getElementById(menu).style.visibility="visible";
	}
    // IE 5
    if	(document.all) 
	{
	document.all[menu].style.visibility="visible";
	}
    // NN 4
    if	(document.layers) 
	{
	document.layers[menu].visibility="visible";
	}
    }

function zu(menu) 
    {
    if	(document.getElementById) 
	{
	document.getElementById(menu).style.visibility="hidden";
	}
    if	(document.all) 
	{
	document.all[menu].style.visibility="hidden";
	}
    if (document.layers) 
	{
	document.layers[menu].visibility="hidden";
	}
    }

function meldung()
    {
    alert("kein Resultat gefunden")
    }


function Groesse (Adresse) 
    {
    Fenster = window.open(Adresse, "Zweitfenster", "width=1572,height=864,left=1,top=1,scrollbars=yes,resizable=no");
    Fenster.focus();
    }

function FensterOeffnen (Adresse) 
    {
    Fenster = window.open(Adresse, "Zweitfenster", "width=400,height=550,left=100,top=200,scrollbars=yes,resizable=yes");
    Fenster.focus();
    }

function Pop800x600 (Bilder) 
    {
    Fenster = window.open(Bilder, "Zweitfenster", "width=800,height=600,left=50,top=30,scrollbars=yes");
    Fenster.focus();
    }

function Pop800x800 (Bilder) 
    {
    Fenster = window.open(Bilder, "Zweitfenster", "width=800,height=800,left=50,top=30,scrollbars=yes");
    Fenster.focus();
    }

function Pop800x700 (Bilder) 
    {
    Fenster = window.open(Bilder, "Zweitfenster", "width=800,height=700,left=50,top=30,scrollbars=yes");
    Fenster.focus();
    }

function Pop400x600 (Bilder) 
    {
    Fenster = window.open(Bilder, "Zweitfenster", "width=400,height=600,left=50,top=30,scrollbars=yes");
    Fenster.focus();
    }

function Pop700x600 (Bilder) 
    {
    Fenster = window.open(Bilder, "Zweitfenster", "width=700,height=600,left=50,top=30,scrollbars=yes");
    Fenster.focus();
    }

function Pop700x500 (Bilder) 
    {
    Fenster = window.open(Bilder, "Zweitfenster", "width=700,height=500,left=50,top=30,scrollbars=yes");
    Fenster.focus();
    }

function Pop500x700 (Bilder) 
    {
    Fenster = window.open(Bilder, "Zweitfenster", "width=500,height=700,left=50,top=30,scrollbars=yes");
    Fenster.focus();
    }

function Pop650x700 (Bilder) 
    {
    Fenster = window.open(Bilder, "Zweitfenster", "width=650,height=700,left=50,top=30,scrollbars=yes");
    Fenster.focus();
    }

function Pop700x700 (Bilder) 
    {
    Fenster = window.open(Bilder, "Zweitfenster", "width=700,height=700,left=10,top=30,scrollbars=yes");
    Fenster.focus();
    }

function Pop900x600 (Bilder) 
    {
    Fenster = window.open(Bilder, "Zweitfenster", "width=900,height=600,left=50,top=30,scrollbars=yes");
    Fenster.focus();
    }

function Pop900x700 (Bilder) 
    {
    Fenster = window.open(Bilder, "Zweitfenster", "width=900,height=700,left=50,top=30,scrollbars=yes");
    Fenster.focus();
    }

function Pop600x600 (Bilder) 
    {
    Fenster = window.open(Bilder, "Zweitfenster", "width=600,height=600,left=50,top=20,scrollbars=yes");
    Fenster.focus();
    }

function Pop650x800 (Bilder) 
    {
    Fenster = window.open(Bilder, "Zweitfenster", "width=650,height=800,left=50,top=30,scrollbars=yes");
    Fenster.focus();
    }

function Pop550x800 (Bilder) 
    {
    Fenster = window.open(Bilder, "Zweitfenster", "width=550,height=800,left=50,top=30,scrollbars=yes");
    Fenster.focus();
    }

function Pop600x800 (Bilder) 
    {
    Fenster = window.open(Bilder, "Zweitfenster", "width=600,height=800,left=50,top=30,scrollbars=yes");
    Fenster.focus();
    }

function Pop400x750 (Bilder) 
    {
    Fenster = window.open(Bilder, "Zweitfenster", "width=400,height=750,left=50,top=30,scrollbars=yes");
    Fenster.focus();
    }

function Pop700x800 (Bilder) 
    {
    Fenster = window.open(Bilder, "Zweitfenster", "width=700,height=800,left=50,top=30,scrollbars=yes");
    Fenster.focus();
    }

function Pop950x700 (Bilder) 
    {
    Fenster = window.open(Bilder, "Zweitfenster", "width=950,height=700,left=50,top=30,scrollbars=yes");
    Fenster.focus();
    }

function Pop1024x700 (Bilder) 
    {
    Fenster = window.open(Bilder, "Zweitfenster", "width=1024,height=700,left=50,top=30,scrollbars=yes");
    Fenster.focus();
    }

function Pop1200x700 (Bilder) 
    {
    Fenster = window.open(Bilder, "Zweitfenster", "width=1200,height=700,left=20,top=30,scrollbars=yes");
    Fenster.focus();
    }

function Bildwechsel (Bildnr, Bildobjekt) 
    {
    window.document.images[Bildnr].src = Bildobjekt.src;
    }