docs-sources/javascripts/app/_lang.js
function generateNewQueryString(language) {
    var url = parseURL(location.search);
    if (url.language) {
      url.language = language;
      return stringifyURL(url);
    }
    return language;
  }
function generateNewQueryString(language) {
    var url = parseURL(location.search);
    if (url.language) {
      url.language = language;
      return stringifyURL(url);
    }
    return language;
  }
function generateNewQueryString ( language ) { var url = parseURL ( location . search ) ; if ( url . language ) { url . language = language ; return stringifyURL ( url ) ; } return language ; }
returns a new query string with the new language in it
returns a new query string with the new language in it