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- jQuery.fn.highlight = function (pat) {
- function innerHighlight(node, pat) {
- var skip = 0;
- if (node.nodeType == 3) {
- var pos = node.data.toUpperCase().indexOf(pat);
- if (pos >= 0) {
- var spannode = document.createElement('span');
- spannode.className = 'faq-highlight';
- var middlebit = node.splitText(pos);
- var endbit = middlebit.splitText(pat.length);
- var middleclone = middlebit.cloneNode(true);
- spannode.appendChild(middleclone);
- middlebit.parentNode.replaceChild(spannode, middlebit);
- skip = 1;
- }
- } else if (node.nodeType == 1 && node.childNodes && !/(script|style)/i.test(node.tagName)) {
- for (var i = 0; i < node.childNodes.length; ++i) {
- i += innerHighlight(node.childNodes[i], pat);
- }
- }
- return skip;
- }
- return this.length && pat && pat.length ? this.each(function () {
- innerHighlight(this, pat.toUpperCase());
- }) : this;
- };
- jQuery.fn.removeHighlight = function () {
- return this.find("span.label").each(function () {
- this.parentNode.firstChild.nodeName;
- with (this.parentNode) {
- replaceChild(this.firstChild, this);
- normalize();
- }
- }).end();
- };
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