var cats = new Array(3,4,5,6,7,8,9);

function subMenu(obj) {
  var i=0;
  while(cats[i]) {
    document.getElementById('subMenu' + cats[i]).style.display = 'none';
    i++;
  }

  var id =obj.id. substring(3,obj.id.length);
  document.getElementById('subMenu' + id).style.display = 'block';
  return false;
}

function documentClick() {
  //alert("click");
}

function setMenu(idx) {
  if(document.getElementById('cat' + idx)) document.getElementById('cat' + idx).style.color = "#663300";
  if(document.getElementById('subMenu' + idx)) document.getElementById('subMenu' + idx).style.display = 'block';

}

function printView() {
  url = location.href;
  win = window.open(url + "&master=34","umweltbibliothek_print","");
}

var activeSubMenu = 0;
var timerID = 0;

function openSubMenu(nr) {
  document.getElementById('subMenu' + nr).style.display = 'block';
  activeSubMenu = nr;
  clearTimeout(timerID);
  window.status="over, activeMenu: "+activeSubMenu;
}

function closeSubMenu(nr,what) {
  document.getElementById('subMenu' + nr).style.display = 'none';
  timerID = setTimeout("closeActiveSubMenu();",2000);
  
  window.status="out "+what;
}

function closeActiveSubMenu() {
  if(activeSubMenu != 0) {
    document.getElementById('subMenu' + activeSubMenu).style.display = 'none';
    activeSubMenu = 0;
  }
}

function setLanguage() {
  if(location.href.indexOf('&l=1')>0) {
    document.getElementById('lPL').className = 'l1';
  } else if(location.href.indexOf('&l=2')>0) {
    document.getElementById('lCZ').className = 'l1';
  } else if(location.href.indexOf('&l=3')>0) {
    document.getElementById('lEN').className = 'l1';
  } else {
    document.getElementById('lDE').className = 'l1';
  }
}