assList.add("hidden");
                } else {
                    sampleEl.classList.remove("hidden");
                }
            }
        }

        function switchSampleLanguage(languageId) {
            var multiLanguageSampleElements = [].slice.call(document.querySelectorAll(".multi-language-sample"));

            // Array of Arrays, each top-level array representing a single collection of samples
            var multiLanguageSets = [];
            for (var i = 0; i < multiLanguageSampleElements.