/* 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() {	if (!document.createElement) return;	ref = 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            words = unescape(qsip[1].replace(/\+/g,' ')).split(/\s+/);            for (w=0;w<words.length;w++) {                highlightWord(document.getElementsByTagName("body")[0],words[w]);            }        }	}}function highlightTerm() {    if (!document.createElement) return;    // ensure this only executes when showing search results    if (document.getElementById("searchAgain")) {        var searchTerm = document.getElementById("q").value;        words = unescape(searchTerm.replace(/\+/g,' ')).split(/\s+/);        for (w=0;w<words.length;w++) {            highlightWord(document.getElementsByTagName("body")[0],words[w]);        }    }}window.onload = highlightTerm;