function xopen(theURL,winName,features) { //v2.0
  features="location=1,status=1,scrollbars=1,width=500,height=600";
  window.open(theURL,winName,features);  
}
function go(){
 var sPath = window.location.pathname;
 var sPage = sPath.substring(sPath.lastIndexOf('/') + 1);
 window.location="../"+sPage;
}
function xopen_(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);  
}