var PGAnnouncements = new HttpClient();
    PGAnnouncements.isAsync = true;
    PGAnnouncements.callback = function(result) { 
	                                     document.getElementById('PGAnnouncements').innerHTML = result;
									   }
    function replacePGAnnouncements(page)   {
	                                    PGAnnouncements.makeRequest(page,null);
                                       }