var home_aus=new Image()
home_aus.src="../images/nav01.gif"
var home_an=new Image()
home_an.src="../images/nav01n.gif"

var fam_aus=new Image()
fam_aus.src="../images/nav02.gif"
var fam_an=new Image()
fam_an.src="../images/nav02n.gif"

var akt_aus=new Image()
akt_aus.src="../images/nav03.gif"
var akt_an=new Image()
akt_an.src="../images/nav03n.gif"

var tun_aus=new Image()
tun_aus.src="../images/nav04.gif"
var tun_an=new Image()
tun_an.src="../images/nav04n.gif"

var bon_aus=new Image()
bon_aus.src="../images/nav05.gif"
var bon_an=new Image()
bon_an.src="../images/nav05n.gif"

var such_aus=new Image()
such_aus.src="../images/nav06.gif"
var such_an=new Image()
such_an.src="../images/nav06n.gif"

var wil_aus=new Image()
wil_aus.src="../images/nav11.gif"
var wil_an=new Image()
wil_an.src="../images/nav11n.gif"

var tost_aus=new Image()
tost_aus.src="../images/nav17.gif"
var tost_an=new Image()
tost_an.src="../images/nav17n.gif"


function bildum(x) {
 if (x==1) document.images[2].src=home_an.src
 if (x==2) document.images[2].src=home_aus.src

 if (x==3) document.images[3].src=fam_an.src
 if (x==4) document.images[3].src=fam_aus.src

 if (x==5) document.images[4].src=akt_an.src
 if (x==6) document.images[4].src=akt_aus.src

 if (x==7) document.images[5].src=tun_an.src
 if (x==8) document.images[5].src=tun_aus.src

 if (x==9) document.images[6].src=bon_an.src
 if (x==10) document.images[6].src=bon_aus.src

 if (x==11) document.images[7].src=wil_an.src
 if (x==12) document.images[7].src=wil_aus.src

 if (x==13) document.images[8].src=tost_an.src
 if (x==14) document.images[8].src=tost_aus.src

 if (x==15) document.images[9].src=such_an.src
 if (x==16) document.images[9].src=such_aus.src



}