gistfile1.txt

function makeD3Post(post_url, avatar_url, note_count){
  var D3Post = {
		post: post_url,
		avatar: avatar_url,
		notes: note_count,
		dimensions: {
			'post': {
				'width': 0,
				'height': 0
			},

			'avatar': {
				'width': 0,
				'height': 0
			}
		},


		preload: function(){
			var loader = new PxLoader(),
				post_image = new PxLoaderImage(this.post),
				avatar_image = new PxLoaderImage(this.avatar),
				dimensions = this.dimensions;

			loader.add(post_image);
			loader.add(avatar_image);

			loader.addCompletionListener(function() {
				dimensions.post.width = post_image.img.width;
				dimensions.post.height = post_image.img.height;
				dimensions.avatar.width = avatar_image.img.width;
				dimensions.avatar.height = avatar_image.img.height;
			});

			loader.start();
		},

		test: function(){
			console.log(this.dimensions);
			var d = this.dimensions;
			console.log(d['avatar']);
		}
	};

	return D3Post;
}

var post_1 = makeD3Post(post_url, avatar_url, note_count);
post_1.preload();
console.log(post_1);
post_1.test();