var pjax_e=0;
	function swapContent(href, url_data, target, loads) {
	$.ajax({
	type: 'GET',
	cache: false,
	url: href+'?' + url_data, //add a variable to the URL that will carry the value in your i counter through to the PHP page so it know's if this is new or additional data
	success: function (data) { // this param name was confusing, I have changed it to the "normal" name to make it clear that it contains the data returned from the request
	//load more data to "target" value div
	target.innerHTML = (data); // as above, data holds the result of the request, so all the data returned from your results.php file are in this param but please see below
	}
	.done(function( msg ) {
	//runs functions required for new view processing
	loads
	});
	.fail(function() {
	//error processing
	pjax_e++;
	if (pjas_e<10){
	target.innerHTML = "error"+pjax_e;
	setTimeout( swapContent(href, url_data, target, loads), 500 );
	} else{
	target.innerHTML = "we are currently experiencing a server error, please retry";
	}
	})
	.always(function() {
	//url goes in here
	window.history.pushState({"html":response.html,"pageTitle":response.pageTitle},"", urlPath);
	});
	})
	}

The function is being written for a code camp speech