opts.shiftWorldToZero = false;
    var i = new tr.importer.Import(model, opts);
    var p = i.importTracesWithProgressDialog([result]);
    p.then(onModelLoaded, onImportFail);
  }

  function onModelLoaded() {
    viewer.model = model;
    viewer.viewTitle = "trace";

    if (!model || model.bounds.isEmpty)
      return;
    var sel = window.location.hash.substr(1);