function GoToHelp(sFile, sGoTo)

{

  sw=screen.width;

  if (sw<800)

  {

    menuBar="no";

  }

  else

  {

    menuBar="yes";

  }

  helpWid=640;

  helpLeft=parseInt((sw-helpWid)/2);

  helpHei=420;

  strFeatures = "top=0, left="+helpLeft+", width="+helpWid+", height="+helpHei+", toolbar=no,"

 +"menubar="+menuBar+", location=no, directories=no, resizable=yes, status=no, scrollbars=yes, fullscreen=no ";

  window.open(sFile+"?topic="+sGoTo,'HelpWindow',strFeatures);

}