// Zoom Google
// version 0.2 BETA!
// 2005-07-08
//
// --------------------------------------------------------------------
//
// This is a Greasemonkey user script that makes Google more
// accessible to low-vision users.
//
// To install, you need Greasemonkey: http://greasemonkey.mozdev.org/
// Then restart Firefox and revisit this script.
// Under Tools, there will be a new menu item to "Install User Script".
// Accept the default configuration and install.
//
// To uninstall, go to Tools/Manage User Scripts,
// select "Zoom Google", and click Uninstall.
//
// --------------------------------------------------------------------
//
// ==UserScript==
// @name Zoom Google
// @namespace http://diveintomark.org/projects/greasemonkey/
// @description make Google more accessible to low-vision users
// @include http://www.google.*/*
// @include http://images.google.*/*
// @include http://froogle.google.*/
// @exclude http://news.google.*/
// ==/UserScript==
/* BEGIN LICENSE BLOCK
Copyright (C) 2005 Mark Pilgrim
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You can download a copy of the GNU General Public License at
http://diveintomark.org/projects/greasemonkey/COPYING
or get a free printed copy by writing to the Free Software Foundation,
Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
END LICENSE BLOCK */
function addGlobalStyle(css) {
try {
var elmHead, elmStyle;
elmHead = document.getElementsByTagName('head')[0];
elmStyle = document.createElement('style');
elmStyle.type = 'text/css';
elmHead.appendChild(elmStyle);
elmStyle.innerHTML = css;
} catch (e) {
document.styleSheets[0].cssText += css;
}
}
/* push method for IE5 (thanks to Dean Edwards) */
if (![].push) {
Array.prototype.push = function() {
for (var i=0; i<arguments.length; i++) {
this[this.length] = arguments[i];
}
return this.length;
}
}
// innerText for Mozilla (thanks to Dean Edwards) */
if (typeof document.body.innerText == 'undefined') {
HTMLElement.prototype.__defineGetter__("innerText", function() {
return this.textContent;
});
HTMLElement.prototype.__defineSetter__("innerText", function (value) {
this.textContent = value;
});
}
function getElementsByClassName(sTag, sClassName) {
sClassName = sClassName.toLowerCase() + ' ';
if (sTag == '*') {
var arElements = document.all ? document.all : document.getElementsByTagName('*');
}
else {
var arElements = document.getElementsByTagName(sTag);
}
var iMax = arElements.length;
var arResults = new Array();
for (var i = 0; i < iMax; i++) {
var elm = arElements[i];
var sThisClassName = elm.className;
if (!sThisClassName) { continue; }
sThisClassName = sThisClassName.toLowerCase() + ' ';
if (sThisClassName.indexOf(sClassName) != -1) {
arResults.push(elm);
}
}
return arResults;
}
function removeFontTags() {
// remove font tags
var arFonts = document.getElementsByTagName('font');
for (var i = arFonts.length - 1; i >= 0; i--) {
var elmFont = arFonts[i];
var elmSpan = document.createElement('span');
elmSpan.innerHTML = elmFont.innerHTML;
elmFont.parentNode.replaceChild(elmSpan, elmFont);
}
}
function zoomStyle() {
addGlobalStyle('body { margin: 30px; } \n' +
'body, td { font-size: large ! important; } \n' +
'html>body, html>body td { font-size: x-large ! important; } \n' +
'body, div, td { background: navy ! important; color: white ! important; } \n' +
'a:link { background: transparent ! important; color: yellow ! important; } \n' +
'a:visited { background: transparent ! important; color: lime ! important; } \n' +
'a.fl { background: transparent ! important; color: white ! important; } \n' +
'input { font-size: large ! important; } \n' +
'html>body input { font-size: x-large ! important; } \n' +
'.g { width: auto ! important; } \n' +
'.n a, .n .i { font-size: large ! important; } \n' +
'html>body .n a, html.body .n .i { font-size: x-large ! important; } \n' +
'.j { width: auto ! important; }');
}
function accHomePage() {
// remove personalized header, if any
var arTable = document.getElementsByTagName('table');
for (var i = arTable.length - 1; i >= 0; i--) {
var elmTable = arTable[i];
var html = elmTable.innerHTML;
if (/\/accounts\/Logout/.test(html)) {
elmTable.parentNode.removeChild(elmTable);
}
}
// simplify logo
var arImages = document.getElementsByTagName('img');
for (var i = arImages.length - 1; i >= 0; i--) {
var elmLogo = arImages[i];
if (elmLogo.alt) {
var elmTextLogo = document.createElement('h1');
elmTextLogo.style.fontSize = '400%';
elmTextLogo.appendChild(document.createTextNode(/Firefox/.test(elmLogo.alt) ? '' : elmLogo.alt));
elmLogo.parentNode.replaceChild(elmTextLogo, elmLogo);
var elmLink = elmTextLogo.parentNode;
while (elmLink.nodeName != 'BODY' && elmLink.nodeName != 'HTML' && elmLink.nodeName != 'A') {
elmLink = elmLink.parentNode;
}
elmLink.style.textDecoration = 'none';
} else {
elmLogo.parentNode.removeChild(elmLogo);
}
}
// simplify search form
if (document.forms.length) {
var arTD = document.getElementsByTagName('td');
for (var i = arTD.length - 1; i >= 0; i--) {
var elmTD = arTD[i];
if (/Advanced/.test(elmTD.innerHTML)) {
elmTD.innerHTML = '';
}
}
}
}
function accSearchResults() {
// simplify logo
var elmLogo = document.getElementsByTagName('img')[0];
var elmTextLogo = document.createElement('h1');
elmTextLogo.appendChild(document.createTextNode('Google'));
elmTextLogo.style.marginTop = '0.2em';
elmTextLogo.style.marginRight = '0.3em';
elmLogo.parentNode.replaceChild(elmTextLogo, elmLogo);
elmTextLogo.parentNode.style.textDecoration = 'none';
// simplify top form
var elmAdvanced = document.getElementsByTagName('table')[3].getElementsByTagName('td')[1];
elmAdvanced.parentNode.removeChild(elmAdvanced);
// remove "tip" if present
var elmTip = document.getElementsByTagName('table')[7];
if (/Tip/.test(elmTip.innerHTML)) {
elmTip.parentNode.removeChild(elmTip);
}
// simplify results count
var elmDivider = document.getElementsByTagName('table')[5];
elmDivider.parentNode.removeChild(elmDivider);
var elmResultsContainer = document.getElementsByTagName('table')[5];
var arTD = elmResultsContainer.getElementsByTagName('td');
if (arTD.length > 1) {
var sResults = arTD[1].innerText;
var iParen = sResults.indexOf('(');
if (iParen != -1) {
sResults = sResults.substring(0, iParen);
}
var iDef = sResults.indexOf('[');
if (iDef != -1) {
sResults = sResults.substring(0, iDef);
}
var elmResults = document.createElement('h2');
elmResults.appendChild(document.createTextNode(sResults));
elmResultsContainer.parentNode.replaceChild(elmResults, elmResultsContainer);
} else {
elmResultsContainer.parentNode.removeChild(elmResultsContainer);
}
// remove ads, if any
var aw1 = document.getElementById('aw1');
while (aw1) {
var table = aw1.parentNode;
while (table.nodeName != 'TABLE') {
table = table.parentNode;
}
table.parentNode.removeChild(table);
aw1 = document.getElementById('aw1');
}
var tpa1 = document.getElementById('tpa1');
if (tpa1) {
while (tpa1.nodeName != 'DIV' && tpa1.nodeName != 'P') {
tpa1 = tpa1.parentNode;
}
tpa1.parentNode.removeChild(tpa1);
}
var tpa2 = document.getElementById('tpa2');
if (tpa2) {
while (tpa2.nodeName != 'DIV' && tpa2.nodeName != 'P') {
tpa2 = tpa2.parentNode;
}
tpa2.parentNode.removeChild(tpa2);
}
addGlobalStyle('iframe[name="google_ads_frame"] { display: none ! important }');
// make search results use real headers
var arResults = getElementsByClassName('p', 'g');
for (var i = arResults.length - 1; i >= 0; i--) {
var elmResult = arResults[i];
var arLink = elmResult.getElementsByTagName('a');
if (!arLink.length) { continue; }
var elmLink = arLink[0];
var elmWrapper = document.createElement('div');
var elmHeader = document.createElement('h3');
elmHeader.style.margin = elmHeader.style.padding = 0;
elmHeader.innerHTML = '<a href="' + elmLink.href + '">' + elmLink.innerHTML + '</a>';
var elmContent = elmResult.cloneNode(true);
elmContent.innerHTML = elmContent.innerHTML.replace(/<nobr>/g, '');
arLink = elmContent.getElementsByTagName('a');
if (!arLink.length) { continue; }
elmLink = arLink[0];
elmContent.removeChild(elmLink);
elmContent.style.marginTop = 0;
elmWrapper.appendChild(elmHeader);
elmWrapper.appendChild(elmContent);
elmResult.parentNode.replaceChild(elmWrapper, elmResult);
}
// simplify next page link
var arFont = document.getElementsByTagName('font');
for (var i = arFont.length - 1; i >= 0; i--) {
var elmFont = arFont[i];
var html = elmFont.innerHTML;
if (/Result\ \;Page\:/.test(html)) {
var elmTable = elmFont.parentNode;
while (elmTable.nodeName != 'TABLE') {
elmTable = elmTable.parentNode;
}
var arTD = elmTable.getElementsByTagName('td');
if (arTD.length) {
var elmTD = arTD[arTD.length - 1];
var arNext = elmTD.getElementsByTagName('a');
if (arNext.length) {
var elmNext = arNext[0];
var elmTextNext = document.createElement('center');
elmTextNext.innerHTML = '<p style="font-size: xx-large; margin-bottom: 4em;"><b><a href="' + elmNext.href + '">More Results →</a></b></p>';
elmTable.parentNode.replaceChild(elmTextNext, elmTable);
}
}
break;
}
}
// remove bottom ads
var arCenter = document.getElementsByTagName('center');
if (arCenter.length > 1) {
var elmCenter = arCenter[1];
elmCenter.parentNode.removeChild(elmCenter);
elmCenter = arCenter[0];
for (var i = 0; i < 4; i++) {
elmCenter.innerHTML = elmCenter.innerHTML.replace(/<br>/, '');
}
}
}
document.forms['f'] && accHomePage();
document.forms['gs'] && accSearchResults();
removeFontTags();
zoomStyle();
//
// ChangeeLog
// 2005-07-08 - 0.2 - MAP - added license block
// 2005-06-21 - 0.1 - MAP - initial release
