// Redirect404.js
// Contains functions used to extract the redirected path from the URL.

function showOriginalUrl(containerId) {
  var origUrl = getOriginalUrl();
  if (origUrl.length > 0) {
    var container = document.getElementById(containerId);
    container.innerHTML = origUrl;
  }
}

function getOriginalUrl() {
  var fullUrl = document.URL;
  var idx = fullUrl.indexOf("?404;");
  if (idx > -1) {
    return fullUrl.substr(idx + 5);
  } else {
    return "";
  }
}