function addTagtoQuery (tag) {
	var feld = document.getElementById('schlagwort');
	var feldinhalt = document.getElementById('schlagwort').value;
	if (feldinhalt == "") {
		feld.value = tag;
	} else {
		feld.value = feldinhalt + ', ' + tag;
	}
	 document.getElementById('vibisearchform').submit();
}




function toggleDisplay(ListID)

				{
				
				
				if (document.getElementById)
					{
					
					var stylenew = document.getElementById(ListID).style;
					if (stylenew.display == "none" || stylenew.display == "") {  stylenew.display="block"; }
					else stylenew.display = "none";
					
					}
				else if (document.all)
					{
					// old ms
					var stylenew = document.all[ListID].style;
					if (stylenew.display == "none") stylenew.display="block";
					else stylenew.display = "none";
					}
				else if (document.layers)
					{
					// old netscape
					var stylenew = document.layers[ListID].style;
					if (stylenew.display == "none") stylenew.display="block";
					else stylenew.display = "none";
					}
				}


		function hide(ListID)

				{
				
				
				if (document.getElementById)
					{
					
					var stylenew = document.getElementById(ListID).style;
					 stylenew.display = "none";
					
					}
				else if (document.all)
					{
					// old ms
					var stylenew = document.all[ListID].style;
					 stylenew.display = "none";
					}
				else if (document.layers)
					{
					// old netscape
					var stylenew = document.layers[ListID].style;
					stylenew.display = "none";
					}
				}