WordPressでつづきを読むの内容をajaxで取得する

gistfile1.js

$(".more-link").click(function() {
	var $this = $(this);
	var $more = $this.parents(".entry-more");
	var $content = $more.parents(".entry-content");
	var file = $this.attr("href").replace("/#more", "/");

	$more.remove();
	$content.after("<div class='entry-content-more'><p class='more-loading'><span>now loading...</span></p></div>");

	var $more_content = $content.next();

	var request = $.ajax({
		url      : file,
		type     : "POST",
		dataType : "html",
		timeout  : 5000
	});

	request.done(function( data ) {
		var more_content = $( data ).find( "#more" ).html();
		$more_content.html( "<div class='entry-content-more-single'>" + more_content + "<div class='entry-more-reply'><p><a href='" + file + "#respond'>Reply</p></div>" );
		$more_content.find(".entry-content-more-single").animate( { opacity: 1 } );
	});

	request.fail(function( jqXHR, textStatus ) {
		$more_content.html("<div class='entry-content-more-single'><div class='alert-error'><p>Request failed: <strong>" + textStatus + "</strong></p><p>Sorry, please reload this page.</p></div>");
		$more_content.find(".entry-content-more-single").animate( { opacity: 1 } );
	});

	return false;
});