var myConn;
addLoadEvent(checkAjax);

function addLoadEvent(func) {
  var oldonload = window.onload;
  if (typeof window.onload != 'function') {
    window.onload = func;
  } else {
    window.onload = function() {
      oldonload();
      func();
    }
  }
}

function checkAjax() {
	myConn = new XHConn();
	if (!myConn) {
		// hiding ajax tools
		var divRateDetails = document.getElementById('divRateDetails');
		divRateFinder.style.display = "none"; 
	}
}