text: /* this script adds the extend button
  * to articles
  */
  (function() {
  	const container = document.getElementById("mainframe-2cols");
  	var artcls = container.querySelectorAll("article");
  
  	artcls.forEach(function(ar) {
  		let more = document.createElement("div");
  		more.className = "more-tag";
  		more.innerText = "mehr ...";
  		more.addEventListener("click", function() {
  			if (more.innerText == "mehr ...") {
  				more.innerText = "weniger ...";
  				ar.style.height = "auto";
  				ar.style.width = "100%";
  			} else {
  				more.innerText = "mehr ...";
  				ar.style.height = "";
  				ar.style.width = "";
  			}
  		})
  		ar.appendChild(more);
  	});
  })();