if(document.getElementById && document.createTextNode) {

// schreibt Link für Pop-up

function popupLink() {
var link_element = document.getElementById('popup');
var popup_link = document.createElement('a');
popup_link.href = 'javascript:ahah(\'/hilfe/\',\'change\')\;';
popup_link.title = 'Wie wird Schrift vergrößert? Wie werden Newsfeeds abonniert?';
link_element.appendChild(popup_link);
var popup_link_text = document.createTextNode('Hilfe');
popup_link.appendChild(popup_link_text);
}

window.onload=function() {
	popupLink();
}

// schließt Pop-up

function closePopup() {
	highlight = document.getElementById("popup_rahmen");
	if (highlight) {
		highlight.removeAttribute("id");
	}
	document.getElementById("popup_innen").style.display = "none";
}

}