scripts.js

$("footer.infinite a").click(function(e){
	loadArticle();
	e.preventDefault();
});

function loadArticle() {
	$("footer.infinite a").html("...");
	var offset = $("footer.infinite a").data("count");
	var num = parseInt(offset, 10);
	var cat = $("footer.infinite a").data('cat');
	var loading = $("footer.infinite a").data('loading');
	if(loading == 0){
		$("footer.infinite a").data('loading',"1");
    	$.ajax({
        	url: "//" + location.host + "/wp-admin/admin-ajax.php",
			type:'POST',
			data: {
  				action: 'infinitescroll',
  				offset: num,
  				category: cat
			},
			success: function(html){
				var off = $("footer.infinite a").data('count');
				off = parseInt(off, 10) + 5;
				$("footer.infinite a").data('loading',"0");
				if(html == ''){
					$("footer.infinite a").html('done');
				}
				else {
					$("footer.infinite").before(html);
					$("footer.infinite a").data("count", off);
					$("footer.infinite a").html("more");
				}
        	}
		});
	}
}