f our own, so it will be displayed along with all
  //    the other signals).
  //
  MathJax.Hub.Startup.signal.Post("*** In Startup Configuration code ***");

  //
  //  When the "onLoad" message is posted, display a message.
  //    (Since this hook is registered before the ones in the main body 
  //     below, it runs before the code to print the "Startup: onLoad"
  //     message, so this message shows up first in the output.)
  //
  MathJax.Hub.Register.StartupHook("onLoad",function () {
    Message("