extension « Firefox « Javascript HTML CSS Q&A

1. firefox extension that adds a script to a html page    stackoverflow.com

I am asking about using javascript to add a script to a html tab in firefox. I'd like to avoid using greasemonkey. Is there a way to do this? Thank you

2. Firefox extension to modify HTML    stackoverflow.com

I want to create a Firefox extension that creates a toolbar button with 2 options - on and off. When On is selected, I want to check if the user is on ...

3. Inserting CSS with a Firefox Extension    stackoverflow.com

I'm building a Firefox extension that adds HTML elements to certain pages of a website. I want to have it insert a custom CSS file to style those elements. ...

4. Firefox extension that interacts with existing page content    stackoverflow.com

I am not a web programming expert but I would like to create a Firefox extension that rewrites pages' html and javascript code. This is a personal project so I can ...

5. Firefox Extension: Showing + Hidding AutoCompleteRichResult    stackoverflow.com

Setting any of

document.getElementById('PopupAutoCompleteRichResult').setAttribute('hidden', true)                            ...

6. Display a page with a Firefox extension    stackoverflow.com

Can someone please tell me how to write a Firefox extension that displays a local HTML page (contained in the extension) when a user opens a new tab or web page. ...

7. Firefox extension not working    stackoverflow.com

I've created a Firefox extension but I can't use it (nothing happens). Does someone know why ? The module hierarchy my_firefox_extension

• chrome.manifest
• install.rdf
• chrome/
  • content/
    • locale.html
    • overlay.js
    • sample.xul

content   firefox_extension chrome/content/

overlay chrome://browser/content/browser.xul  chrome://firefox_extension/content/sample.xul

<?xml version="1.0"?>

<RDF xmlns="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
 xmlns:em="http://www.mozilla.org/2004/em-rdf#">

 ...

8. get HTML of selected text in firefox extension    stackoverflow.com

I'm developing a firefox extension. So, when the user selects a text and then right-clicks in order for some context menus to appear, i should be able to retrieve from that ...

9. Can I embed html code into a website using page-mod, in a firefox extension?    stackoverflow.com

Could you point me towards an example of using page-mod so every time a user enters a website like example.com, alongside the actual content of the page, there would be also ...