function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}


function MM_showHideLayers() { //v3.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v='hide')?'hidden':v; }
    obj.visibility=v; }
}

function MM_openBrWindow(theURL,winName,features) { //v2.0
  NeuesFenster=window.open(theURL,winName,features);
	NeuesFenster.focus();
}

function Auswaehlen(Nummer) {
	document.getElementById('Kategorie').selectedIndex = Nummer;  // andere Möglichkeit: document.getElementById('Kategorie').options[Nummer].selected = true;
}

//////////////////////////////////////////////////////////////////////////////////////////

var ref = "";

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;
			klasse = "searchword"+w; // different colors for differnt searchterms

			if (pn.className != klasse) {
				// 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("em"); // modified from span to em

				hiword.className = klasse;
				hiword.appendChild(hiwordtext);
				pn.insertBefore(before,node);
				pn.insertBefore(hiword,node);
				pn.insertBefore(after,node);
				pn.removeChild(node);
			}
		}
	}
}


function Highlight() {
	if (!document.createElement) return;

	// added for site search
	if (window.location.search) ref = unescape(window.location.search);

	if (document.referrer.search(/google.+/) != -1 || document.referrer.search(/yahoo.+/) != -1 || document.referrer.search(/fireball.+/) != -1 ||document.referrer.search(/search\.msn.+/) != -1 ) {
		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 || qsip.length == 5) continue;
        	if (qsip[0] == 'q' || qsip[0] == 'query' ||qsip[0] == 'p' || qsip[0] == 's') { // q= for Google, p= for Yahoo, query= Fireball, s= for wordpress

			// words not to be highlighted:
			//qsip[1] = qsip[1].replace(/\"|\'|\*|;|\bfür\s*\b|\bvon\s*\b|\bnicht\s*\b|\bde.\s*\b|\bdie\s*\b|\bdas\s*\b|\bauf\s*\b|\beine+.\s*\b|\bein\s*\b|\bund\s*\b|\bwie\s*\b|\bkann\s*\b|\boder\s*\b|\bich\s*\b|\bman\s*\b|\bmit\s*\b|\ist\s*\b|Suchbegriff/gi,'');
			qsip[1] = qsip[1].replace(/-/gi,' ');
                        if (document.URL.indexOf('blog') >= 1) qsip[1] = qsip[1].replace(/\d\d|\d/g,''); // 1/2-digit number in blogs
                        
			// 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++) {
					if (words[w].length >= 3)
					highlightWord(document.getElementsByTagName("body")[0],words[w]);
                		}
			}
	        }
	}
}

window.onload=function()
{
 Highlight();
}