window.onload = function () {
  dhtmlHistory.initialize();
	dhtmlHistory.addListener(historyChange);
	
  jobvana_page = new about();
  jobvana_page.build();
}

function about(){ 

  if (typeof about._initialized == "undefined") {
    
     about.prototype.build = function () {       
       dash_loader = new jobvana();
       dash_loader.build();
     }
         
     about._initialized = true;
  } 
}