JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://github.com/downloads/wycats/handlebars.js/handlebars-1.0.0.beta.6.js"></script>
<script src="https://github.com/downloads/emberjs/ember.js/ember-1.0.pre.js"></script>
<script type="text/x-handlebars">
    {{view App.TextField}}
</script>

JavaScript

App = Ember.Application.create();

App.TextField = Ember.TextField.extend({
    value: '',
    didInsertElement: function() {
        this.$().focus();             
    }
});