function changeHeadline(){

	var headline = document.getElementsByTagName('h1');
	var headlinevalue = headline[1].firstChild.data;
	if (headlinevalue != 'Weitere Informationen') {
	
		var inserth = document.createElement('h1');
		var inserttext = document.createTextNode(headlinevalue);
		inserth.appendChild(inserttext);
	
		var replacement = document.getElementById('headline');
		replacement.appendChild(inserth);
		
		var remove = document.getElementsByTagName('h1');
		var container = remove[2].parentNode;
	
		container.removeChild(remove[2]);
	} else {

		var inserth = document.createElement('h1');
		var insertspan = document.createElement('span');
		inserth.appendChild(insertspan);
		var inserttext = document.createTextNode('Bitte geben Sie eine Überschrift für diese Seite ein!');
		insertspan.appendChild(inserttext);
	
		var replacement = document.getElementById('headline');
		replacement.appendChild(inserth);
		
		var remove = document.getElementsByTagName('h1');
		var container = remove[2].parentNode;
	
		container.removeChild(remove[2]);
	
	}
};
addLoadEvent(changeHeadline);