text: var explore_node = document.createElement("li");
  explore_node.setAttribute("class", "header-nav-item");
  
  var explore_url =  document.createElement("a");
  explore_url.setAttribute("href", "/explore");
  explore_url.setAttribute("aria-label", "Explore");
  explore_url.setAttribute("class", "js-selected-navigation-item header-nav-link");
  
  var explore_text = document.createTextNode("Explore");
  
  explore_url.appendChild(explore_text);
  explore_node.appendChild(explore_url);
  
  var header = document.getElementsByClassName("header-nav")
  
  if (header.length > 0) {
  	header[0].appendChild(explore_node);
  }