[JS] How to determine version of InDesign document?

Thanks I can work with that.

pjb

oups too late

var main = function() {
  if ( !ExternalObject.AdobeXMPScript )
  {
  try
  {
  ExternalObject.AdobeXMPScript = new ExternalObject('lib:AdobeXMPScript');
  }
  catch (e)
  {
  alert('Unable to load the AdobeXMPScript library!'); 
  return false;
  }
  }
  var f = File.openDialog();
  if (!f ) return;
  var xmpFile = new XMPFile(f.fsName, XMPConst.UNKNOWN, XMPConst.OPEN_FOR_READ);
  var xmp = xmpFile.getXMP();
  xmpFile.closeFile(XMPConst.CLOSE_UPDATE_SAFELY);
  alert( xmp.getProperty ( XMPConst.NS_XMP, "CreatorTool") );
};
main();