function switchLanguage(lbutton) {

var lang = "de";
var lb1 = "en";
var lb2 = "fr"; 
var l = readCookie('__lang');

lang = lbutton;
//alert(lbutton);
//alert(lang);

saveCookie('__lang',lang,1000);
 
   /* language variablen werden direkt ubergeben
if(!lang) {
     if(l == 'de') {
       lang = 'en';
     } else {
       lang = 'de';
     }
   }
*/


//reload all frames according to selected language
document.location = this.location;
   return false;
} //end function