code: private void initIFrames() {
      String i = "<iframe class=ibench id=%ID%bench src=html/%ID%bench.html></iframe>";
      if (! shareIframes ) {
        $(i.replaceAll("%ID%", "gwt")).appendTo(document).hide();
        for (Benchmark b : benchmarks) {
          if (b instanceof IframeBenchmark) {
            $(i.replaceAll("%ID%", b.getId())).appendTo(document).hide();
          }
        }
      } else {
        $(i.replaceAll("%ID%", "iframe")).appendTo(document).hide();
      }
    }
docs: Insert the iframes for benchmarking.
  Depending on the parameter share, we will generate one iframe
  for each benchmark or we will share the same one.