function liveplayer (elt) {
  var last_timestamp;

  async function poll () {
      var rows = await (await fetch("/cgi-bin/radioimplicancies.cgi")).json();
      // console.log("rows", rows);
      if (rows) {
        // get the last (most recent) item
        var d = rows[rows.length-1];
        if (d.time && d.time != last_timestamp) {
          last_timestamp = d.time;
          console.log("CURRENT METADATA", d);
          var old_nowplaying = elt.querySelector(".now_playing");
          if (old_nowplaying) {
            old_nowplaying.classList.remove("now_playing");
          }
          var nowplaying = elt.querySelector(d.title);
          if (nowplaying) {
          	nowplaying.classList.add("now_playing");
          }
          
        }
      }
  }

  window.setInterval(poll, 5000);
}
 
liveplayer(document);