Load typekit asynchronously using jQuery using CoffeeScript

gistfile1.coffee

$ ->
	class Brianflove

		@_initialized = null

		constructor: () ->
			if @_initialized is not null
				throw "Do not instantiate this class on your own"
			@_initialized = true

		initTypeKit: () ->
			config =
				kitId: 'your-id-goes-here'
				scriptTimeout: 3000
				active: ->
					$('.container h1, .container .lead').each ->
						$(@).fadeIn 800
			$('html').addClass 'wf-loading'
			t = setTimeout ->
				$('html').removeClass 'wf-loading'
				$('html').addClass 'wf-inactive'
			, config.scriptTimeout
			$.ajax
				url: '//use.typekit.net/' + config.kitId + '.js'
				dataType: 'script',
				cache: true,
				success: ->
					clearTimeout t
					try
						Typekit.load config
					catch
	brianflove = new Brianflove
	brianflove.initTypeKit()[/js]