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i < node.childNodes.length; i++)\n        this.hiliteWords(node.childNodes[i]);\n    }\n    if (node.nodeType == 3) { // NODE_TEXT\n      if ((nv = node.nodeValue) && (regs = matchRegExp.exec(nv))) {\n        if (!wordColor[regs[0].toLowerCase()]) {\n          wordColor[regs[0].toLowerCase()] = colors[colorIdx++ % colors.length];\n        }\n\n        var match = document.createElement(hiliteTag);\n        match.appendChild(document.createTextNode(regs[0]));\n        match.style.backgroundColor = wordColor[regs[0].toLowerCase()];\n        match.style.color = \"#000\";\n\n        var after = node.splitText(regs.index);\n        after.nodeValue = after.nodeValue.substring(regs[0].length);\n        node.parentNode.insertBefore(match, after);\n      }\n    };\n  };\n\n  // remove highlighting\n  this.remove = function () {\n    var arr = document.getElementsByTagName(hiliteTag);\n    while (arr.length && (el = arr[0])) {\n      var parent = el.parentNode;\n      parent.replaceChild(el.firstChild, el);\n      parent.normalize();\n    }\n  };\n\n  // start highlighting at target node\n  this.apply = function (input) {\n    this.remove();\n    if (input === undefined || !input) return;\n    if (this.setRegex(input)) {\n      this.hiliteWords(targetNode);\n    }\n    return matchRegExp;\n  };\n\n}\n"],"sourceRoot":"assets/scripts/"}