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') == 'extern') anchor.target = '_blank';
  }
}
function url(url){
  document.location=url;
}
function maus(id){
  if (document.all) id.style.cursor='hand';
  else id.style.cursor='pointer';
}

/* http://www.kryogenix.org/code/browser/searchhi/ */
/* Modified 20021006 to fix query string parsing and add case insensitivity */
function highlightWord(node,word) {
  // Iterate into this nodes childNodes
  if (node.hasChildNodes) {
    var hi_cn;
    for (hi_cn=0;hi_cn<node.childNodes.length;hi_cn++) {
      highlightWord(node.childNodes[hi_cn],word);
    }
  }
  // And do this node itself
  if (node.nodeType == 3) { // text node
    tempNodeVal = node.nodeValue.toLowerCase();
    tempWordVal = word.toLowerCase();
    if (tempNodeVal.indexOf(tempWordVal) != -1) {
      pn = node.parentNode;
      if (pn.className != 'searchword') {
        // word has not already been highlighted!
        nv = node.nodeValue;
        ni = tempNodeVal.indexOf(tempWordVal);
        // Create a load of replacement nodes
        before = document.createTextNode(nv.substr(0,ni));
        docWordVal = nv.substr(ni,word.length);
        after = document.createTextNode(nv.substr(ni+word.length));
        hiwordtext = document.createTextNode(docWordVal);
        hiword = document.createElement('span');
        hiword.className = 'searchword';
        hiword.appendChild(hiwordtext);
        pn.insertBefore(before,node);
        pn.insertBefore(hiword,node);
        pn.insertBefore(after,node);
        pn.removeChild(node);
      }
    }
  }
}

function googleSearchHighlight() {
/* Modified 29.12.2005 by Kay Haeusler | BEGIN */
  if (!window.location.pathname) return;
  if (window.location.pathname == '/suche.php') return;
/* Modified 29.12.2005 by Kay Haeusler | END */
  if (!document.createElement) return;
  ref = decodeURI(document.referrer);
  if (ref.indexOf('?') == -1) return;
  qs = ref.substr(ref.indexOf('?')+1);
  qsa = qs.split('&');
  for (i=0;i<qsa.length;i++) {
    qsip = qsa[i].split('=');
    if (qsip.length == 1) continue;
    if (qsip[0] == 'q' || qsip[0] == 'p') { // q= for Google, p= for Yahoo
/* Modified 29.12.2005 by Kay Haeusler | BEGIN */
      // remove all blanks and '+' before and after searchterm (bugfix: crashes FF & Op)
      qsip[1] = qsip[1].replace(/^(\s+|\++)/,'').replace(/(\++)$/,'').replace(/(\s+)$/,'');
      if (qsip[1] != '') {
        words = unescape(qsip[1].replace(/\+/g,' ')).split(/\s+/);
        for (w=0;w<words.length;w++) {
          highlightWord(document.getElementsByTagName("body")[0],words[w]);
        }
      }
/* Modified 29.12.2005 by Kay Haeusler | END */
    }
  }
}

function laden(){
  googleSearchHighlight();
  externalLinks();
}
window.onload = laden;