function clearSearch() {
	document.search.query.value = "";
}

function switchlayer(Layer_Name)
{
  var GECKO = document.getElementById? 1:0 ;
  var NS = document.layers? 1:0 ;
  var IE = document.all? 1:0 ;

  if (GECKO)
       {document.getElementById(Layer_Name).style.display=
	   (document.getElementById(Layer_Name).style.display=='block') ? 'none' : 'block';}
  else if (NS)
       {document.layers[Layer_Name].display=(document.layers[Layer_Name].display==
	   'block') ? 'none' : 'block';}
  else if (IE)
       {document.all[Layer_Name].style.display=(document.all[Layer_Name].style.display==
	   'block') ? 'none' : 'block';}
}

function noSpam(user,domain,subject) { 
  if (!subject) {
  	locationstring = "mailto:" + user + "@" + domain; 
  } else {
	locationstring = "mailto:" + user + "@" + domain + "?subject=" + subject;
  }
  window.location = locationstring; 
} 

function nw() {
	window.open(this.href);
	return void(0);
}

function fontup() {
	var text = document.getElementById('text');
	text.style.fontSize = "1.25em";
	text.style.lineHeight = "1.6em";
	
	var fontdown = document.getElementById('fontdown');
	fontdown.style.display = "inline";
	
	var fontdown = document.getElementById('fontup');
	fontdown.style.display = "none";
}

function fontdown() {
	var text = document.getElementById('text');
	text.style.fontSize = "1.0em";
	text.style.lineHeight = "1.5em";
	
	var fontdown = document.getElementById('fontup');
	fontdown.style.display = "inline";
	
	var fontdown = document.getElementById('fontdown');
	fontdown.style.display = "none";
}

function bookmarks($id) {
	var sb = document.getElementById($id);
	var txt = document.createElement('div');
	txt.setAttribute("id","sbt");
	var sbt = document.getElementById('sbt');
	//sbt.style.display = "block";
	
	if(!sbt) {
				
		if($id != 'footer') {
			sb.appendChild(txt);
		} else {
			var footer = document.getElementById('footer');
			footer.insertBefore(txt,document.getElementById('footer_bottom'));
		}
		var inhalt = document.createTextNode("Social Bookmarks sind eine Art elektronische Lesezeichen. Sollten Sie bei einen der oben aufgeführten Anbieter angemeldet sein, können Sie mit einem Klick auf das jeweilige Logo, diese Seite in Ihre Lesezeichen aufnehmen. ");
        
		txt.appendChild(inhalt);
		
		var a = document.createElement("a");
        a.setAttribute("href","http://de.wikipedia.org/wiki/Social_Bookmarks");
        a.appendChild(document.createTextNode("Weitere Informationen"));
        txt.appendChild(a);
	} else {
		sbt.style.display = "none";
	}
}