// JavaScript Document
function check_all(formular)
{
	checkboxes = document.forms[formular].getElementsByTagName("input");
	for(i=0; i<checkboxes.length; i++)
		if(checkboxes[i].type=="checkbox")	checkboxes[i].checked="checked";
}

function uncheck_all(formular)
{
	checkboxes = document.forms[formular].getElementsByTagName("input");
	for(i=0; i<checkboxes.length; i++)
		if(checkboxes[i].type=="checkbox")	checkboxes[i].checked="";
}

function oeffneFenster(url, breite, hoehe)
{
  window.open(url,"_blank",  "width="+breite+",height="+hoehe+","+
  "resizable=yes,status=no,menubar=yes,location=no,scrollbars=yes,toolbar=no");
}

function display(wert, id)
{
	if(wert==true)
		document.getElementById(id).style.display = '';
	else
		document.getElementById(id).style.display = 'none';
}