function loin(s){
if(s==1){
popup=window.open("https://confixx.p15161210.pureserver.info/user/index.php","popup","width=800,height=658,screenX=0,screenY=0");
}
if(s==2){
popup2=window.open("./data/cnf30.pdf","popup2","width=800,height=658,screenX=0,screenY=0");
}
if(s==3){
popup=window.open("http://laubegast.net/faq/index.php","popup","width=750,height=600,screenX=0,screenY=0");
}
}