             $ '.verse.chords, .verse.lyrics'
                 .fadeIn FADE_TIME
 
+        # Show lyrics
         # Hide chords
         when 1
             $ '.verse.chords'

        .off()
        .on 'change', ->

            val = parseInt($(this).val(), 10)
            increment = val - previous
            previous = val

            $('#song').fadeOut FADE_TIME, ->

                $ '.verse.chords'
                    .each (i) ->
                        line = $(@).text()
                        line = transposeLine line, increment
                        $(@).html line


changeTheme = (url) ->

    # Make sure the value stored in localStorage actually is a theme we can use.
    el = $('option', '#themeSelector').filter(->
        $(this).val() is url
    )[0]

    return unless el?

    # Set it as the selected value.
    $ el
        .attr 'selected', true

