// Variablen

var base= "buttons/"
var an = new Array();
var aus = new Array();
var cl = new Array();
var stuff = new Array('pix','eins','zwei','drei','vier','fuenf','sechs','sieben','acht','neun','zehn','elf','profil','pers');


var loaded = (!(navigator.userAgent.indexOf('Netscape6')+1));

              
// Pre-load part.

if (document.images)
{
        for (i=0;i<stuff.length;i++)
        {
                an[i] = new Image;
                an[i].src = base + stuff[i] + "-over.gif";  
          	aus[i] = new Image;
                aus[i].src = base + stuff[i] + ".gif"
                cl[i] = new Image;
                cl[i].src = base + stuff[i] + "-cl.gif";
        }
}

//image swap

var clicked_img = "pix";

//trick: erstes bild verstecken

pixan = new Image();    
pixan.src = "buttons/pix-over.gif";
pixaus = new Image();  
pixaus.src = "buttons/pix.gif";
pixcl = new Image();   
pixcl.src = "buttons/pix-cl.gif";

// Bilder

einsan = new Image();    
einsan.src = "buttons/buero-over.gif";
einsaus = new Image();  
einsaus.src = "buttons/buero.gif";
einscl = new Image();   
einscl.src = "buttons/buero-cl.gif";

zweian = new Image();    
zweian.src = "buttons/leistung-over.gif";
zweiaus = new Image();  
zweiaus.src = "buttons/leistung.gif";
zweicl = new Image();   
zweicl.src = "buttons/leistung-cl.gif";


dreian = new Image();    
dreian.src = "buttons/referenz-over.gif";
dreiaus = new Image();  
dreiaus.src = "buttons/referenz.gif";
dreicl = new Image();   
dreicl.src = "buttons/referenz-cl.gif";



sechsan = new Image();    
sechsan.src = "buttons/publi-over.gif";
sechsaus = new Image();  
sechsaus.src = "buttons/publi.gif";
sechscl = new Image();   
sechscl.src = "buttons/publi-cl.gif";

siebenan = new Image();    
siebenan.src = "buttons/news-over.gif";
siebenaus = new Image();  
siebenaus.src = "buttons/news.gif";
siebencl = new Image();   
siebencl.src = "buttons/news-cl.gif";

achtan = new Image();    
achtan.src = "buttons/links-over.gif";
achtaus = new Image();  
achtaus.src = "buttons/links.gif";
achtcl = new Image();   
achtcl.src = "buttons/links-cl.gif";

neunan = new Image();    
neunan.src = "buttons/impres-over.gif";
neunaus = new Image();  
neunaus.src = "buttons/impres.gif";
neuncl = new Image();   
neuncl.src = "buttons/impres-cl.gif";

zehnan = new Image();    
zehnan.src = "buttons/kon-over.gif";
zehnaus = new Image();  
zehnaus.src = "buttons/kon.gif";
zehncl = new Image();   
zehncl.src = "buttons/kon-cl.gif";

elfan = new Image();    
elfan.src = "buttons/home-over.gif";
elfaus = new Image();  
elfaus.src = "buttons/home.gif";
elfcl = new Image();   
elfcl.src = "buttons/home-cl.gif";


profilan = new Image();    
profilan.src = "../buttons/profil-over.gif";
profilaus = new Image();  
profilaus.src = "../buttons/profil.gif";
profilcl = new Image();   
profilcl.src = "../buttons/profil-cl.gif";


persan = new Image();    
persan.src = "../buttons/personen-over.gif";
persaus = new Image();  
persaus.src = "../buttons/personen.gif";
perscl = new Image();   
perscl.src = "../buttons/personen-cl.gif";

function img_act(imgName) {
if (imgName != clicked_img)  document [imgName].src = eval(imgName + "an.src");
}

function img_inact(imgName) {
if (imgName != clicked_img) document [imgName].src = eval(imgName + "aus.src");
}

function img_clicked(imgName) {
document [clicked_img].src = eval(clicked_img + "aus.src");
document [imgName].src = eval(imgName + "cl.src");
clicked_img = imgName;
}



bild0=new Image();
bild0.src="pics/galerie/kfw40-haus.jpg";

bild1=new Image();
bild1.src="pics/galerie/vordach.jpg";

bild2=new Image();
bild2.src="pics/galerie/grundschule.jpg";

bild3=new Image();
bild3.src="pics/galerie/grundschule_fassade.jpg";

bild4=new Image();
bild4.src="pics/galerie/box_sutter.jpg";

bild5=new Image();
bild5.src="pics/galerie/niedrigenergiehaus_ebnet.jpg";

bild6=new Image();
bild6.src="pics/galerie/ebnet_ausblick.jpg";

bild7=new Image();
bild7.src="pics/galerie/kurhaus_kirchzarten.jpg";

bild8=new Image();
bild8.src="pics/galerie/kurhaus_perspektive.jpg";

bild9=new Image();
bild9.src="pics/galerie/wohnen_am_weinberg.jpg";

bild10=new Image();
bild10.src="pics/galerie/mehrgenerationenhaus_eingang.jpg";

bild11=new Image();
bild11.src="pics/galerie/anbau_endingen.jpg";

bild12=new Image();
bild12.src="pics/galerie/sanierung_tabakscheuer.jpg";

bild13=new Image();
bild13.src="pics/galerie/musterhaus_kirchzarten.jpg";

bild14=new Image();
bild14.src="pics/galerie/oekostation_freiburg.jpg";


function wechsel(nr,bild) {
window.document.images[nr].src=bild.src;
}