function AdServer(adtech_formatid){
// Affiche une pub AdTech
if (window.adgroupid == undefined) window.adgroupid = Math.round(Math.random() * 1000);
document.write('<scr'+'ipt language="javascript1.1" src="http://adserver.adtech.de/addyn/3.0/'+adtech_formatid+'/ADTECH;loc=100;target=_blank;key=key1+key2+key3+key4;grp='+window.adgroupid+';misc='+new Date().getTime()+'"></scri'+'pt>');}