subsite                 = new Image(364, 70);
subsiteOver             = new Image(364, 70);
subsite.src             = "gifs/phuas.gif";
subsiteOver.src = "gifs/sitemap.gif";

english                 = new Image(84, 42);
englishOver             = new Image(84, 42);
english.src             = "gifs/english.gif";
englishOver.src = "gifs/inEnglish.gif";

geoastro                 = new Image(154, 84);
geoastroOver          = new Image(154, 84);
geoastro.src            = "gifs/GeoAstroApplets.gif";
geoastroOver .src  = "gifs/geoastrotext.gif";

java                 = new Image(182, 56);
javaOver          = new Image(182, 56);
java.src            = "gifs/java.gif";
javaOver .src  = "gifs/JavaText.gif";

chaos                 = new Image(210, 56);
chaosOver          = new Image(210, 56);
chaos.src            = "gifs/chaos.gif";
chaosOver .src  = "gifs/chaosText.gif";

mac                 = new Image(182, 56);
macOver          = new Image(182, 56);
mac.src            = "gifs/mac.gif";
macOver .src  = "gifs/macText.gif";

wer                 = new Image(168, 56);
werOver          = new Image(168, 56);
wer.src            = "gifs/wer.gif";
werOver .src  = "gifs/werText.gif";

divers                = new Image(126, 56);
diversOver          = new Image(126, 56);
divers.src            = "gifs/divers.gif";
diversOver .src  = "gifs/diversText.gif";

quiz                = new Image(154, 70);
quizOver          = new Image(154, 70);
quiz.src            = "gifs/quiz.gif";
quizOver .src  = "gifs/quizText.gif";

astronomie = new Image(168, 70);
astronomieOver = new Image(168, 70);
astronomie.src            = "gifs/astronomie.gif";
astronomieOver.src  = "gifs/astronomietext.gif";

html = new Image(154, 70);
htmlOver = new Image(154, 70);
html.src            = "gifs/html.gif";
htmlOver.src  = "gifs/htmltext.gif";

erdesonne = new Image(154, 56);
erdesonneOver = new Image(154, 56);
erdesonne.src            = "gifs/erdesonne.gif";
erdesonneOver.src  = "gifs/erdesonnetext.gif";

uv = new Image(154, 56);
uvOver = new Image(154, 56);
uv.src           = "gifs/uvBild.gif";
uvOver.src  = "gifs/uvText.gif";

venus = new Image (126,56);
venusOver = new Image (126,56);
venus.src = "gifs/VenusTransitOrdner.gif";
venusOver.src = "gifs/venusGermanText.gif";

mercury = new Image(140,56);
mercuryOver = new Image (140,56);
mercury.src = "gifs/MercuryTransitOrdner.gif";
mercuryOver.src = "gifs/mercuryText.gif";

function imgOn(imgName) {
        document.images[imgName].src = eval (imgName + "Over.src");
}

function imgOff(imgName) {
        document.images[imgName].src = eval (imgName + ".src");
}

function getCookie(name){
var cname = name + "=";               
var dc = document.cookie;             
    if (dc.length > 0) {              
    begin = dc.indexOf(cname);       
        if (begin != -1) {           
        begin += cname.length;       
        end = dc.indexOf(";", begin);
            if (end == -1) end = dc.length;
            return unescape(dc.substring(begin, end));
        } 
    }
return null;
}

function setCookie(name, value, expires) {
document.cookie = name + "=" + escape(value) + "; path=/" +
((expires == null) ? "" : "; expires=" + expires.toGMTString());
}

var exp = new Date(); // make new date object
var theDate = new Date();
var a = 1
var n;
exp.setTime(exp.getTime() + (1000 * 60 * 60 * 24 * 365)); // set it 365 days ahead
if (getCookie("my_counter") == null )
	{ 
    setCookie("my_counter", a, exp);                   
    }
	 else
	 {	 
	 n = eval(getCookie("my_counter")) + 1;
	 setCookie("my_counter", n, exp);	 
	 }

function Wert(select) { for (var i=0;
i<select.options.length; i++)
{if (select.options[i].selected) return select.options[i].value;}

return "none"}