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75 lines
1.7 KiB
JavaScript
75 lines
1.7 KiB
JavaScript
/* -*- Mode: js; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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function findBody(node)
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{
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if (node.nodeType != Node.ELEMENT_NODE) {
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return null;
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}
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var children = node.childNodes;
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if (children == null) {
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return null;
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}
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var length = children.length;
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var child = null;
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var count = 0;
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while (count < length) {
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child = children[count];
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if (child.tagName == "BODY") {
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dump("BODY found");
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return child;
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}
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var body = findBody(child);
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if (null != body) {
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return body;
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}
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count++;
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}
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return null;
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}
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// Given the body element, find the first table element
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function findTable(body)
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{
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// XXX A better way to do this would be to use getElementsByTagName(), but
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// it isn't implemented yet...
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var children = body.childNodes
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if (children == null) {
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return null;
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}
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var length = children.length;
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var child = null;
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var count = 0;
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while (count < length) {
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child = children[count];
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if (child.nodeType == Node.ELEMENT_NODE) {
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if (child.tagName == "TABLE") {
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dump("TABLE found");
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break;
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}
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}
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count++;
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}
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return child;
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}
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// Change the table's caption
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function changeCaption(table)
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{
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// Get the first element. This is the caption (maybe). We really should
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// check...
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var caption = table.firstChild
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// Get the caption text
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var text = caption.firstChild
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// Append some text
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text.append(" NEW TEXT")
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}
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changeCaption(findTable(findBody(document.documentElement)))
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