var navigator_name = navigator.appName;
var navigator_version = parseInt(navigator.appVersion);

function menu(id)
{
if (navigator_name == "Netscape" && navigator_version < 5) {
 if (id == 'sim_sub') {
  window.document.part_sub.visibility="hide";
  window.document.cn_sub.visibility="hide";
  window.document.hss_sub.visibility="hide";
  window.document.qs_sub.visibility="hide";
  window.document.dienst_sub.visibility="hide"; }
 if (id == 'part_sub') {
  window.document.sim_sub.visibility="hide";
  window.document.cn_sub.visibility="hide";
  window.document.hss_sub.visibility="hide";
  window.document.qs_sub.visibility="hide";
  window.document.dienst_sub.visibility="hide"; }
 if (id == 'dienst_sub') {
  window.document.sim_sub.visibility="hide";
  window.document.cn_sub.visibility="hide";
  window.document.hss_sub.visibility="hide";
  window.document.qs_sub.visibility="hide";
  window.document.part_sub.visibility="hide"; }
 if (id == 'cn_sub') {
  window.document.sim_sub.visibility="hide";
  window.document.dienst_sub.visibility="hide";
  window.document.hss_sub.visibility="hide";
  window.document.qs_sub.visibility="hide";
  window.document.part_sub.visibility="hide"; }
 if (id == 'hss_sub') {
  window.document.sim_sub.visibility="hide";
  window.document.cn_sub.visibility="hide";
  window.document.dienst_sub.visibility="hide";
  window.document.qs_sub.visibility="hide";
  window.document.part_sub.visibility="hide"; }
 if (id == 'qs_sub') {
  window.document.sim_sub.visibility="hide";
  window.document.cn_sub.visibility="hide";
  window.document.dienst_sub.visibility="hide";
  window.document.hss_sub.visibility="hide";
  window.document.part_sub.visibility="hide"; }
 if (id != 'sim_sub' && id != 'part_sub' && id != 'dienst_sub' && id != 'bsp' && id != 'cn_sub' && id != 'hss_sub' && id != 'qs_sub') {
  window.document.proceng_sub.visibility="hide";
  window.document.sim_sub.visibility="hide";
  window.document.komp_sub.visibility="hide";
  window.document.bsp.visibility="hide";
  window.document.CFDbsp_sub.visibility="hide";
  window.document.dienst_sub.visibility="hide";
  window.document.part_sub.visibility="hide";
  window.document.dok_sub.visibility="hide";
  window.document.cn_sub.visibility="hide";
  window.document.hss_sub.visibility="hide";
  window.document.qs_sub.visibility="hide"; }
 if (id != '') {
  window.document.layers[''+id].visibility="show"; }}
else if (navigator_name == "Microsoft Internet Explorer" && navigator_version < 5) {
 if (id == 'sim_sub') {
  part_sub.style.visibility="hidden";
  cn_sub.style.visibility="hidden";
  hss_sub.style.visibility="hidden";
  qs_sub.style.visibility="hidden";
  dienst_sub.style.visibility="hidden"; }
if (id == 'part_sub') {
  sim_sub.style.visibility="hidden";
  cn_sub.style.visibility="hidden";
  hss_sub.style.visibility="hidden";
  qs_sub.style.visibility="hidden";
  dienst_sub.style.visibility="hidden"; } 
if (id == 'dienst_sub') {
  sim_sub.style.visibility="hidden";
  cn_sub.style.visibility="hidden";
  hss_sub.style.visibility="hidden";
  qs_sub.style.visibility="hidden";
  part_sub.style.visibility="hidden"; }
if (id == 'cn_sub') {
  sim_sub.style.visibility="hidden";
  dienst_sub.style.visibility="hidden";
  hss_sub.style.visibility="hidden";
  qs_sub.style.visibility="hidden";
  part_sub.style.visibility="hidden"; }
if (id == 'hss_sub') {
  sim_sub.style.visibility="hidden";
  cn_sub.style.visibility="hidden";
  dienst_sub.style.visibility="hidden";
  qs_sub.style.visibility="hidden";
  part_sub.style.visibility="hidden"; }
if (id == 'qs_sub') {
  sim_sub.style.visibility="hidden";
  cn_sub.style.visibility="hidden";
  hss_sub.style.visibility="hidden";
  dienst_sub.style.visibility="hidden";
  part_sub.style.visibility="hidden"; }
 if (id != 'sim_sub' && id != 'part_sub' && id != 'dienst_sub' && id != 'bsp' && id != 'cn_sub' && id != 'hss_sub' && id != 'qs_sub') {
  proceng_sub.style.visibility="hidden";
  sim_sub.style.visibility="hidden";
  komp_sub.style.visibility="hidden";
  bsp.style.visibility="hidden";
  CFDbsp_sub.style.visibility="hidden";
  dienst_sub.style.visibility="hidden";
  part_sub.style.visibility="hidden";
  cn_sub.style.visibility="hidden";
  hss_sub.style.visibility="hidden";
  qs_sub.style.visibility="hidden";
  dok_sub.style.visibility="hidden"; }
 if (id != '') {
  document.all[''+id].style.visibility="visible"; }}
else {
 if (id == 'sim_sub') {
  document.getElementById("part_sub").style.visibility="hidden"; 
  document.getElementById("cn_sub").style.visibility="hidden"; 
  document.getElementById("hss_sub").style.visibility="hidden"; 
  document.getElementById("qs_sub").style.visibility="hidden"; 
  document.getElementById("dienst_sub").style.visibility="hidden"; }
if (id == 'part_sub') {
  document.getElementById("sim_sub").style.visibility="hidden";
  document.getElementById("cn_sub").style.visibility="hidden"; 
  document.getElementById("hss_sub").style.visibility="hidden"; 
  document.getElementById("qs_sub").style.visibility="hidden"; 
  document.getElementById("dienst_sub").style.visibility="hidden"; } 
if (id == 'dienst_sub') {
  document.getElementById("sim_sub").style.visibility="hidden";
  document.getElementById("cn_sub").style.visibility="hidden"; 
  document.getElementById("hss_sub").style.visibility="hidden"; 
  document.getElementById("qs_sub").style.visibility="hidden"; 
  document.getElementById("part_sub").style.visibility="hidden"; } 
if (id == 'cn_sub') {
  document.getElementById("sim_sub").style.visibility="hidden";
  document.getElementById("dienst_sub").style.visibility="hidden"; 
  document.getElementById("hss_sub").style.visibility="hidden"; 
  document.getElementById("qs_sub").style.visibility="hidden"; 
  document.getElementById("part_sub").style.visibility="hidden"; } 
if (id == 'hss_sub') {
  document.getElementById("sim_sub").style.visibility="hidden";
  document.getElementById("cn_sub").style.visibility="hidden"; 
  document.getElementById("dienst_sub").style.visibility="hidden"; 
  document.getElementById("qs_sub").style.visibility="hidden"; 
  document.getElementById("part_sub").style.visibility="hidden"; } 
if (id == 'qs_sub') {
  document.getElementById("sim_sub").style.visibility="hidden";
  document.getElementById("cn_sub").style.visibility="hidden"; 
  document.getElementById("hss_sub").style.visibility="hidden"; 
  document.getElementById("dienst_sub").style.visibility="hidden"; 
  document.getElementById("part_sub").style.visibility="hidden"; } 
 if (id != 'sim_sub' && id != 'part_sub' && id != 'dienst_sub' && id != 'bsp' && id != 'cn_sub' && id != 'hss_sub' && id != 'qs_sub') {
  document.getElementById("proceng_sub").style.visibility="hidden";
  document.getElementById("sim_sub").style.visibility="hidden";
  document.getElementById("komp_sub").style.visibility="hidden";
  document.getElementById("bsp").style.visibility="hidden";
  document.getElementById("cn_sub").style.visibility="hidden"; 
  document.getElementById("hss_sub").style.visibility="hidden"; 
  document.getElementById("qs_sub").style.visibility="hidden"; 
  document.getElementById("CFDbsp_sub").style.visibility="hidden";
  document.getElementById("dienst_sub").style.visibility="hidden";
  document.getElementById("part_sub").style.visibility="hidden";
  document.getElementById("dok_sub").style.visibility="hidden"; }
 if (id != '') {
  document.getElementById(''+id).style.visibility="visible"; }}
}