tnav_Ausland = new Image(); tnav_Ausland.src = "/img/topnav/tnav_Ausland_b.gif";
bnav_Ausland = new Image(); bnav_Ausland.src = "/img/topnav/tnav_Ausland_b.gif";
tnav_Inland = new Image(); tnav_Inland.src = "/img/topnav/tnav_Inland_b.gif";
bnav_Inland = new Image(); bnav_Inland.src = "/img/topnav/tnav_Inland_b.gif";
tnav_Regional = new Image(); tnav_Regional.src = "/img/topnav/tnav_Regional_b.gif";
bnav_Regional = new Image(); bnav_Regional.src = "/img/topnav/tnav_Regional_b.gif";
tnav_Wirtschaft = new Image(); tnav_Wirtschaft.src = "/img/topnav/tnav_Wirtschaft_b.gif";
bnav_Wirtschaft = new Image(); bnav_Wirtschaft.src = "/img/topnav/tnav_Wirtschaft_b.gif";
tnav_Kultur = new Image(); tnav_Kultur.src = "/img/topnav/tnav_Kultur_b.gif";
bnav_Kultur = new Image(); bnav_Kultur.src = "/img/topnav/tnav_Kultur_b.gif";
tnav_Sport = new Image(); tnav_Sport.src = "/img/topnav/tnav_Sport_b.gif";
bnav_Sport = new Image(); bnav_Sport.src = "/img/topnav/tnav_Sport_b.gif";
//tnav_aus = new Image(); tnav_aus.src = "images/tnav_aus_b.gif";
//tnav_in = new Image(); tnav_in.src = "images/tnav_in_b.gif";
//tnav_reg = new Image(); tnav_reg.src = "images/tnav_reg_b.gif";
//tnav_wirt = new Image(); tnav_wirt.src = "images/tnav_wirt_b.gif";
//tnav_spo = new Image(); tnav_spo.src = "images/tnav_spo_b.gif";
//tnav_kul = new Image(); tnav_spo.src = "images/tnav_kul_b.gif";
//bnav_aus = new Image(); bnav_aus.src = "images/bnav_aus_b.gif";
//bnav_in = new Image(); bnav_in.src = "images/bnav_in_b.gif";
//bnav_reg = new Image(); bnav_reg.src = "images/bnav_reg_b.gif";
//bnav_wirt = new Image(); bnav_wirt.src = "images/bnav_wirt_b.gif";
//bnav_spo = new Image(); bnav_spo.src = "images/bnav_spo_b.gif";
//bnav_kul = new Image(); bnav_spo.src = "images/bnav_kul_b.gif";


function an(bild) {
	if (document.images) {
		document.images[bild].src= "/img/topnav/" + bild + "_b.gif";
//		document.images[bild].src= bild+"_b.src";
    }
}

function aus(bild) {
	if (document.images) {
		document.images[bild].src= "/img/topnav/" + bild + "_a.gif";
//		document.images[bild].src= bild+"_a.src";
	}
}

if (document.layers)
{
    ns = 1; ie = 0;
}
else
{
    ns = 0; ie = 1;
}

/* function zu(obj)
{
    if (ns) obj.visibility = "hide";
    if (ie) obj.visibility = "hidden";
}

function auf(obj)
{
    if (ns) obj.visibility = "show";
    if (ie) obj.visibility = "visible";
} */

function zu(objName) {
	if (ie) eval(objName + ".style.visibility = 'hidden'");
	if (ns) eval("document." + objName + ".visibility = 'hide'");
}

function auf(objName) {
	if (ie) eval(objName + ".style.visibility = 'visible'");
	if (ns) eval("document." + objName + ".visibility = 'show'");
}

function windowOpen(url, width, height) {
	if (popupWindow != null && popupWindow.closed == false) popupWindow.close();
	popupWindow = window.open(url, "popup", "height="+height+",width="+width+",scrollbars=yes,location=no,menubar=no,resizable=yes");
	popupWindow.focus();
}
var popupWindow = null;