Questions tagged [firefox]

A free and open source web browser descended from the Mozilla Application Suite. Download it at mozilla.com.

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45
votes
6answers
5k views

Firefox accusing me of distributing malware on my site

I noticed that Firefox has decided to block some EXE installers from my site, showing a label Blocked: May contain virus or spyware. I right-click the file, select Unblock, and this message is shown ...
22
votes
3answers
5k views

How do I make my site compatible with Firefox's Reader View feature

The latest version of Firefox has a button called "Reader View" that is supposed to hide the clutter on the page such as sidebars and headers and only show the article. https://support.mozilla.org/en-...
14
votes
3answers
16k views

What is the purpose of GETting this external file?

A website I am visiting occasionally makes XHR requests to http://detectportal.firefox.com/success.txt which is a text/plain resource whose body contains the text success. I am unable to figure out ...
14
votes
8answers
47k views

Font displays differently in Firefox vs. Chrome

It seems that my menu bar is displayed with a different font stretch in Firefox than it is in Chrome. See the following: Here is the CSS applied to this element: font-variant: small-caps; font-size:...
12
votes
1answer
3k views

How to make a large icon appear in Firefox's new tab Top Sites?

In the latest stable release of Firefox (version 57), dubbed Quantum, the user controlled Top Sites feature on new tabs changed. Previously, only a crude thumbnail of a partial screenshot appeared ...
11
votes
4answers
4k views

Is there anything wrong with targeting the alt attribute in css?

I tried targeting the the alt attribute in css. My solution worked in Firefox/Mozilla, but fails in Safari-Chrome/Webkit. Is there anything wrong with styling an alt tag? If not, how do you suppose I ...
10
votes
3answers
2k views

input type=“email” allows test@test, why?

I've always been under the assumption that the browser email-validation-regex is more robust than some regex pattern in JS/PHP. My employer just showed me that both strings are considered correct (at ...
8
votes
4answers
1k views

Firefox remembering telephone number as username

I have a registration page which includes all the standard fields e.g. phone no, email etc. The telephone and password are tab adjacent i.e. not physically adjacent but if you are tabbing it goes ...
8
votes
1answer
2k views

Can I omit the domain name for href in the HTML base tag?

Currently on my website, I use an HTML base tag to shorten URLs in anchor tags. All URLs on my site belong to one domain. For 100% compliance, I use an absolute URL. for example: <base href="http:/...
7
votes
1answer
24k views

IP Address headers (Remote_Addr) - When is this header sent by the browser?

I want to know when a browser includes the header - Remote_Addr in the HTTP request. I observed the request sent by the browser on loading stackoverflow.com, in the web console window of Firefox. ...
7
votes
2answers
3k views

What are the differences between Firefox's Javascript engine and Chrome's V8?

I've noticed that Chrome and Firefox take different amounts of time to render certain things. In general, Chrome has been faster. What should I know about both of them (and IE8/9, too, I guess) when ...
6
votes
1answer
5k views

Why doesn't FireFox cache my JavaScript file?

I've been trying to figure out why Firefox does not cache my JavaScript file. I don't have this issue with Chrome or IE. Here is what my server's Response Header looks like: http://localhost:5012/...
6
votes
1answer
2k views

Firefox, iframes and redirects

I encountered this same behavior years ago and gave up back then when I couldn't find a solution. I'm hoping someone knows what's going on here and how to solve it. I have found that if you have a ...
5
votes
3answers
6k views

How can I have multiple sessions in FF without using profiles?

I'd like to test my website as different users simultaneously, ideally on Firefox. Currently the only ways I know of doing this are Using different browsers Using profiles with FF It's frustrating ...
5
votes
1answer
309 views

Firefox 22+ large font workaround

I'm working on a website and Firefox is displaying it's font extremely large. Chrome and Safari are displaying normal font size. Chrome uses the WebKit rendering engine. Firefox uses the Gecko engine. ...
4
votes
3answers
167 views

Testing websites for Firefox

What versions do you test with when testing for Firefox compatibility? Firefox 3 is a no-brainer, but do you then test for 4, 5, 6, 7, and 8?
4
votes
3answers
15k views

Why doesn't autofocus=“autofocus” work in Mozilla Firefox?

<INPUT TYPE=TEXT NAME="Gw" MAXLENGTH="225" size="42" autofocus="autofocus"> If I try this with Google Chrome it works. I just want to highlight a form without <script>. Why doesn't it ...
4
votes
1answer
1k views

Enabling SPDY in Firefox 11

I wanted to post this Question and answer it because I didn't know where to post this thread on a Mozilla website. You can now install SPDY on your Apache server with mod_spdy by following these ...
4
votes
4answers
3k views

Firefox reports HTTPS page to contain non-secure elements

When I visit our web site pages with IE over HTTPS, it reports the web site as protected (i.e. no elements are taken using HTTP). The same page, when loaded to Firefox, causes Firefox to complain that ...
3
votes
3answers
2k views

SEO: Firefox addon/plugin to see Google results with a position number?

Do you know a Firefox addon that adds position number to Google/Yahoo results? When I do SEO report for www.some-site.example by keyphrase "some-site" I usually show results in blocks of 100 results ...
3
votes
2answers
5k views

Firefox Addon to override system name resolution for certain host names?

Is there any Firefox plugin that allows to change how Firefox perform name resolution? I want to override the system-wide hostname resolver to attach some IP to certain hostnames. Let me explain. Let'...
3
votes
2answers
367 views

Page Speed no longer working for Firefox 4?

Hey there, I love Google's little Page Speed tool, I've seen some wonderful speed advances on sites I've worked on because of it, but since I've upgraded to FF4 it doesn't seem to be in Firebug ...
3
votes
2answers
4k views

ssl_error_inappropriate_fallback_alert

Using Firefox got this error: "The server rejected the handshake because the client downgraded to a lower TLS version than the server supports. (Error code: ssl_error_inappropriate_fallback_alert)" ...
3
votes
1answer
4k views

JavaScript control of <audio> not working in Firefox, works in Chrome

<audio id="audioMusic" loop="loop"> <source src="/Music/behind_you.ogg" type="audio/ogg" /> <source src="/Music/behind_you.mp3" type="audio/mp3" /> </audio> <script ...
2
votes
1answer
405 views

One gzip test returns positive, one returns negative.

Can anyone help me figure this. If I use this compression test it tells me my site uses gzip. But when I run the yslow Firefox plugin it tells me my site does not use gzip. Has anyone came across ...
2
votes
3answers
3k views

Open a page that redirects without clearing cache

I've taken over a website that has an index.html page that redirects. This page gets cached. Obviously clearing the browser's cache entirely would solve the problem. Is there any way to go directly to ...
2
votes
1answer
38 views

Apply CSS to a particular page element in Firefox

Is there a Firefox extension that will let me simply select a visible element on a page, get a CSS selector referring specifically to that element (as the Firefox Web Developer extension already does),...
2
votes
2answers
241 views

Firefox stalls on rendering when chrome doesn't

I have a webpage that loads quickly 100% of the time in chrome, but only 10% or so of the time in Firefox. Looking at the fiddler capture, Firefox only loads 2 of the 100ish files being pulled before ...
2
votes
3answers
399 views

Strange script font appearing in Google search results and Firebug

The weirdest thing has just occurred. I did a google search and once the page had rendered I could see double f's had been replaced with a strange script font. Even weirder, once I chose to have a ...
2
votes
1answer
1k views

Why is CakePHP generating unrequested 301 redirects?

Seemingly at random, when I attempt to go to a webpage (such as /want), another webpage (such as /get) on the same subdomain is loaded in response. This has been happening for many months on a set of ...
2
votes
4answers
2k views

Broken jQuery/CSS in Firefox - ColorBox and reCAPTCHA

I am working on what would appear to be a basic contact form. I am using the ColorBox plugin for jQuery to build a form with an image link, which then opens a ColorBox containing the reCAPTCHA form ...
2
votes
1answer
299 views

Duplicate CSS files in Firefox Inspector

I'm wondering that why Inspector shows duplicate CSS as follows: What is the difference between Cause column: stylesheet vs JS stylesheet? UPDATE: Here some explanation. Seems like my css is ...
2
votes
0answers
43 views

How can I get wavs to play in the browser?

I'm trying to share my music on my website, but I can't seem to get wavs to play in the browser. They're correctly served with audio/x-wav and I thought that was enough to get it to work. I tried ...
2
votes
0answers
708 views

Which browsers send “Expect: 100-Continue” request header? [closed]

I just want to make sure which browsers send the Expect: 100-Continue header? So that until the server responds with a 100 Continue HTTP status, no data should be sent.
2
votes
3answers
58 views

input content in FF & Opera

i got a "register user to website" form on my site. It looks fine in all browsers except Opera and FF.. i tryed to show pics through html so you can see what I mean, but i cant without 10 posts, and i ...
1
vote
2answers
3k views

Favicon not being displayed in Firefox?

I have a document like this: <html> <head> <meta charset="utf-8"/> <title>mac</title> <meta http-equiv="refresh" content="60" /> <link rel="...
1
vote
1answer
245 views

Firefox doesn't render one character with imported font (Chrome does it well)

I've run into an issue with Firefox. Check out the example: http://codepen.io/anon/pen/BuLhF. Basically, with the font Poiret One, embedded with Google fonts, the letter ō doesn't render properly in ...
1
vote
1answer
5k views

why isn't mozilla rendering my custom fonts

I working on a website - goodmorninghomes.com The site looks perfect in all browsers including internet explorer but not in mozilla and the problem is the different fonts. I have included some custom ...
1
vote
1answer
46 views

Browsers specifically for web development

What are some browser "distributions" (a la linux distributions) that are pre-configured for web development? I'm thinking for example of an OSX app I can download that contains Firefox already ...
1
vote
3answers
288 views

User Accounts on a website

A website that I'm making on my mac has been giving me issues. I'm trying to create user accounts for the site using php but chrome/firefox keeps downloading it instead. So I use my iPad and it keeps ...
1
vote
2answers
4k views

Is there a plugin for FireFox to simulate IE 6 HTML rendering?

Is there a plugin for FireFox that will allow me to view a website as if I was looking at it in IE 6? I have a login portal on the site built with ASP, and users with IE6 cannot display it. I have ...
1
vote
1answer
2k views

Firefox reports SEC_ERROR_REVOKED_CERTIFICATE with a GoDaddy certificate and the website doesn't work

My website is not working in Firefox. Here is the info about drmohanskinandhaircentre.com security certificate which is issued by GoDaddy: What should I do?
1
vote
1answer
469 views

Why is my DOCTYPE showing up as red italic in Firefox page source?

When viewing my page in Firefox page source, I am getting the first line in red italic: What is causing this and is it an issue?
1
vote
1answer
164 views

After changing DNS a domain shows differently on different browser?

I have changed the nameserver's of one of my domains but I found a problem that within Firefox these changes have not updated as expected, however this problem does not occur in other browsers such as ...
1
vote
2answers
13k views

What can cause a connection reset when site is visited with Firefox?

I have a site on Godaddy and in the last few days whenever I visit a page on the site with Firefox I get a connection reset error first and I have to reload the page manually to load it. I haven't ...
1
vote
3answers
2k views

Javascript and PHP how should I en/decode my data

I would like to know in what encryption should I encode my data and why. First of all, I use GET method because it is search engine inside website. Second, I use RTL language (hebrew). And third which ...
1
vote
1answer
34 views

Delete Firefox JavaScript console history?

How do I the clear the command history of Firefox's JavaScript console? Clearing all history, cookies, cache, etc., doesn't clear the JavaScript console history.
1
vote
1answer
564 views

Apache - Firefox - Chrome RewriteCond help

We have a rule that rewrites all HTTP to HTTPS. That's fine. Then we have the *:443 host that also works. I am trying to make a rule that will change any access to the server to the FQDN. The ...
1
vote
1answer
430 views

How to test Google Analytics in firefox browser?

As a part of Google analytics testing i need to check the events triggered, hit types, conversions, custom dimensions etc.. So i need to check the above mentioned attributes in Firefox browser. I ...
1
vote
1answer
1k views

When using resources from cache Firefox show a “304” response but Chrome says “220 (from cache)”

While working on some optimizations for my site, I noticed some things in Networking Timings for Chrome Developer Tools differ from those in Firefox Developer Tools. Very consistently Chrome loads a ...