// Get the HTTP Object
      function getHTTPObject(){
      if (window.ActiveXObject) return new ActiveXObject("Microsoft.XMLHTTP");
      else if (window.XMLHttpRequest) return new XMLHttpRequest();
      else {
      alert("Your browser does not support AJAX.");
      return null;
      }
      }
	  
	   new Ajax.PeriodicalUpdater('countdisplay', 'count.php',
 	 {
 	   method: 'get',
  	  frequency: 1800,

 	 });
	   new Ajax.PeriodicalUpdater('lastsubject', 'subject_ticker.php',
 	 {
 	   method: 'get',
  	  frequency: 1800,

 	 });