function MainNaviInit() {
if (document.all && document.getElementById) {
var spNavContainer = document.getElementById("NaviChannel");
var Navis = spNavContainer.getElementsByTagName('ul');
for (var i in Navis) {
var ul = Navis[i];
// wenn 2. Ebene, ...
if (ul.nodeName == 'UL' && ul.className == 'NaviLevel1') {
var Navitems = spNavContainer.getElementsByTagName('li');
for (var j in Navitems) {
var li = Navitems[j];
//...dann 3. Ebene einblenden, falls vorhanden
if (li.nodeName == 'LI' && li.className.indexOf('NaviSubNavigation') > -1) {
li.onmouseover = function() {
// lazy initialization
if (! this.spSubNav) {
var spSubNavTmp = this.getElementsByTagName('ul')[0];
if (spSubNavTmp && spSubNavTmp.nodeName == 'UL' && spSubNavTmp.className == 'NaviLevel2')
this.spSubNav = spSubNavTmp;
}
if (this.spSubNav) {
this.spSubNav.style.display = "block";
}
}
li.onmouseout = function() {
// lazy initialization
if (! this.spSubNav) {
var spSubNavTmp = this.getElementsByTagName('ul')[0];
if (spSubNavTmp && spSubNavTmp.nodeName == 'UL' && spSubNavTmp.className == 'NaviLevel2')
this.spSubNav = spSubNavTmp;
}
if (this.spSubNav)
this.spSubNav.style.display = "none";
}
}
}
}
}
}
}


function externalLinks() {
 if (!document.getElementsByTagName) return;
 var anchors = document.getElementsByTagName("a");
 for (var i=0; i<anchors.length; i++) {
   var anchor = anchors[i];
   if (anchor.getAttribute("href") &&
       anchor.getAttribute("rel") == "external")
     anchor.target = "_blank";
 }
}
window.onload = externalLinks;