if(window.navigator.systemLanguage && !window.navigator.language)
{  function hoverIE() {
    var LI = document.getElementById("menu").firstChild;
    do {
      if (sucheUL(LI.firstChild)) {
        LI.onmouseover=einblenden; LI.onmouseout=ausblenden;}
		LI = LI.nextSibling;}
    while(LI); }
  function sucheUL(UL) {
    do {
	if(UL) UL = UL.nextSibling;
    if(UL && UL.nodeName == "UL") return UL;
    }
    while(UL);
    return false;
  }
  function einblenden() {
    var UL = sucheUL(this.firstChild);
    UL.style.display = "block";
  }
  function ausblenden() {
  sucheUL(this.firstChild).style.display = "none";}
window.onload=hoverIE;}

<!-- vor alten Browsern verstecken

function win_open() {
   newWin = open("", "popup_info", "toolbar=no,location=no,status=0,directories=no,menubar=no,scrollbars=yes,resizable=yes,height=450,width=500");
}

function win_open_2() {
   newWin = open("", "popup_print", "toolbar=no,location=no,status=0,directories=no,menubar=no,scrollbars=yes,resizable=yes,height=500,width=700");
}

function win_open_3() {
   newWin = open("", "popup_tabelle", "toolbar=no,location=no,status=0,directories=no,menubar=no,scrollbars=yes,resizable=yes,height=800,width=1040");
}

function FensterSchliessen() {
	close();
}

// -->