if (document.images)
        rollover=1;
else
        rollover=0;

if (rollover)
{

        nav1_0 = new Image();
        nav1_1 = new Image();
        nav2_0 = new Image();
        nav2_1 = new Image();
    nav3_0 = new Image();
        nav3_1 = new Image();
        nav4_0 = new Image();
        nav4_1 = new Image();
    nav5_0 = new Image();
        nav5_1 = new Image();
        nav6_0 = new Image();
        nav6_1 = new Image();


        nav1_0.src = "images/nav_01a.gif";
        nav1_1.src = "images/nav_01b.gif";
        nav2_0.src = "images/nav_02a.gif";
        nav2_1.src = "images/nav_02b.gif";
        nav3_0.src = "images/nav_03a.gif";
        nav3_1.src = "images/nav_03b.gif";
        nav4_0.src = "images/nav_04a.gif";
        nav4_1.src = "images/nav_04b.gif";
        nav5_0.src = "images/nav_05a.gif";
        nav5_1.src = "images/nav_05b.gif";
        nav6_0.src = "images/nav_06a.gif";
        nav6_1.src = "images/nav_06b.gif";
}


/* bildwechsel */
function activate_menue(menue) {
        if (menue!=active_subcontent)
                document.images["nav"+menue].src = eval("nav"+menue+"_1.src");
}

function deactivate_menue(menue) {
        if (menue!=active_subcontent)
                document.images["nav"+menue].src = eval("nav"+menue+"_0.src");
}

/*layerwechsel*/

var prevobj=0;
var obj = 0;
var active = 0;

function showEbene(obj){
        if(document.getElementById){
        if (obj!=active){
                                if(prevobj!=0) {
                                        clearTimeout(i);
                                        if (prevobj!=active)
                                        hideEbene2(obj);

                                        }
                                document.getElementById(obj).style.zIndex = 100;
                                document.getElementById(obj).style.visibility= "visible";
                                prevobj=obj;
                                }
                }
}

function hideEbene2(obj){
        if(document.layers){
                  if((prevobj!=0)&&(obj!=active)){
                        dom[prevobj].visibility= "hidden";
                        }
        }
        if(document.getElementById){
                  if((prevobj!=0)&&(obj!=active)){
                        document.getElementById(prevobj).style.visibility= "hidden";
                        }
        }
}

function hideEbene(objFirst){
        var speed = 100;
        obj = objFirst;
        i = setTimeout("hideEbene2(obj);",150);
}

/* function open window */
function openPopup(url)
{

win2 = window.open(url,"New","toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no,width=300,height=300,100,100");
win2.window.focus();
}


/* abfrage stylesheet opera */
var browser = navigator.userAgent;
var Ergebnis = browser.search(/Opera/);
if (Ergebnis != -1){
        document.write('<link href=\"css/opera_spezial.css\" rel=\"stylesheet\" type=\"text/css\">');
}

var gaJsHost = (("https:" == document.location.protocol) ? "https://ssl." : "http://www.");
document.write(unescape("%3Cscript src='" + gaJsHost + "google-analytics.com/ga.js' type='text/javascript'%3E%3C/script%3E"));

var pageTracker = _gat._getTracker("UA-3733609-1");
pageTracker._initData();
pageTracker._trackPageview();


/* tracking code dk082010 */
var _gaq = _gaq || [];
_gaq.push(['_setAccount', 'UA-18232042-1']);
_gaq.push(['_trackPageview']);

(function() {
var ga = document.createElement('script'); ga.type = 'text/javascript'; ga.async = true;
ga.src = ('https:' == document.location.protocol ? 'https://ssl' : 'http://www') + '.google-analytics.com/ga.js';
var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(ga, s);
})();