function openWindow(myAddress,myWidth,myHeight){
   myWindow = window.open(myAddress, "Zweitfenster", "width="+myWidth+",height="+myHeight+",left=200,top=10,resizable=yes,scrollbars=yes");
   myWindow.focus();
}

function popup() {
window.open('vt_g_AGB.htm','myWindow','toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no,width=100,height=100,left=200,top=200,fullscreen=no') ;
}