var theHelpWindow;
var thePage;

// Function to pop-up the help window

function helpWindow(PageTmp) {
  thePage = PageTmp;

  if (!theHelpWindow) {
     theHelpWindow = window.open(thePage, "helpWindow", "width=500,height=400,status=yes,resizable=yes,scrollbars=yes");
  } else {
     if (!theHelpWindow.closed) {
        theHelpWindow.focus();
			theHelpWindow.location.href = thePage;
     } else {
        theHelpWindow = window.open(thePage, "helpWindow", "width=500,height=400,status=yes,resizable=yes,scrollbars=yes");
     }
  }
}