Bitcoin Price Index Watcher in HTML5 Tutorial Step 3

bpi_json.js

function parseJson(json) {
  var time = "<b>Last Updated : " + json["time"]["updated"] + "</b>";
  var usdValue = "1 BTC equals to $" + json["bpi"]["USD"]["rate"];
  var gbpValue = "1 BTC equals to &pound;" + json["bpi"]["GBP"]["rate"];
  var euroValue = "1 BTC equals to &euro;" + json["bpi"]["EUR"]["rate"];

  document.getElementById("data").innerHTML =
    time + "<br /><br />" + usdValue + "<br />" + gbpValue + "<br />" + euroValue;
}