Widgit Stopped Working

Anyone know why this twitter widget would just stop working?

<script charset="utf-8" src="https://widgets.twimg.com/j/2/widget.js"></script><script>
                                        new TWTR.Widget({
                                            version: 2,
                                            type: 'profile',
                                            rpp: 10,
                                            interval: 30000,
                                            width: 250,
                                            height: 250,
                                            theme: {
                                                shell: {
                                                    background: '#033803',
                                                    color: '#ffffff'
                                                },
                                                tweets: {
                                                    background: '#8f4e08',
                                                    color: '#ffffff',
                                                    links: '#78072d'
                                                }
                                            },
                                            features: {
                                                scrollbar: true,
                                                loop: false,
                                                live: true,
                                                behavior: 'all'
                                            }
                                        }).render().setUser(document.getElementById("MainContent_txtTwitterURL").value).start();</script>