Sound Bar

<script>
<script>
( function( $ ) {
    $( document ).ready( function() {
        if ( $( '.ds-soundbar' ).length ) {
            setInterval( function() {
                $( ".ds-soundbar .ds-bar-tall, .ds-soundbar .ds-bar-short" ).each( function() {
                    $( this ).css( {
                        "top": getRandomArbitrary( 0, 200 ) + "px"
                    } );
                } );
            }, 100 );
        }
    } );

    function getRandomArbitrary( min, max ) {
        return Math.random() * ( max - min ) + min;
    }
} )( jQuery );
</script>