This is when JavaScript was born. To enable JavaScript in the Safari on an iPhone or iPad: Select the Settings application/icon on the home screen Select Safari Scroll to the JavaScript item Toggle JavaScript to the On position. We'll obviously have the current browsers installed on our systems such as Firefox 3. Select the General icon, if necessary. This wikiHow teaches you how to turn on your computer browser's JavaScript, which allows your browser to load and view certain elements--such as videos or animations--on some web pages. That is why, many users do not consider Edge as a usable browser just yet and want to change the default browser in Windows 10 to something else. Enable JavaScript in Internet Explorer. Modify Header Value can add, modify or remove an HTTP-request-header for all requests on a desired website or url. Click 'Ill be careful, I promise' if a warning message appears. Web pages are read-only but did you know that it is possible to edit the content of a web page directly in your web browser. Optimizing content for different browsers: the RIGHT way find out what browser it is. Open a browser window and type about:config within the address bar. Changes in income, population, or preferences. Go to Tools in menu bar and select Options link. Click on the 'edit page' symbol in the bottom right hand corner. Create a custom browser plug-in, Java applet, ActiveX control. On November 14th of 2017, Firefox 57 was released, and JSONView stopped working. Note: Some websites use JavaScript for functions such as "on hover" drop-down menus, which may not work in Firefox on touch-screen computers. The first section in the General tab, labeled Startup and highlighted in the example above, contains settings related to your default browser. ,while at runtime oldcode( unchanged javascript) is running not the updated code). Follow the steps below to change the default browser in Windows 10 to Google Chrome. IE, Firefox, and Google Chrome appear to allow such overriding by default. I can see the default cursor which is a. Change or Edit any Website inside Browser -JavaScript Hack !! 9+ and Firefox 3+ versions and should work in other browsers too for help with JavaScript. Mozilla has posted the second release candidate of its Firefox 3 web browser this morning. mp3" in two places with this code. JavaScript is a programming language for the World Wide Web. For example, changing a user agent to a mobile device and mobile browser may cause some web pages to send you to their mobile websites, or serve a different looking page through a responsive layout. If you have found that onclick event does not work on Google Chrome, Firefox and Safari web browsers, then here is quick way to fix it: Replace onclick form id with its name. Open a new Firefox browser window or tab. com designed to run on many OS platforms, you may read our instructions on any mobile platform, any tablet or any desktop OS. The Firefox icon depicts a fox curled around a blue globe. To enable JavaScript in Firefox version 22 and earlier:. But its disabled by default. To use an available plugin to view PDF files in Firefox, select Use PDF plugin name (in Firefox). In the "Preferences" window select the "Security" tab. , Firefox) with the Java plugin disabled. If you have several versions of the same browser installed (for example, Firefox 52 and Firefox 55), TestComplete will launch the first browser version it finds. Building on the same Mozilla platform as Firefox 52. js to overwrite the setting defined for browser. To turn JavaScript on or off in Apple's browser, go to the Edit menu and choose Preferences Then click on the Security tab where you'll see the Enable JavaScript option. Javascript is a widely used scripting language on the internet. To view all settings and options, open Internet Explorer on the desktop, select Tools   > Internet options. How to disable JavaScript in Firefox? Open Firefox browser. For example, you can set up Firefox for single sign-on using Kerberos , and use Autoconfig to configure the GSSAPI preferences for your environment. To delete browser cache in Internet Explorer 8 or 9. If the menu bar is hidden, press Alt to make it visible. Again, if you don't want the VPN to run at the OS level, you can look for a VPN for Firefox or Chrome, (whichever browser you use). This concludes enabling JavaScript for Mozilla Firefox 1. Open the Firefox web browser. Optimizing content for different browsers: the RIGHT way find out what browser it is. Scanning can be delivered through a Java applet on browsers supporting NPAPI. The tutorial will show you how to run Javascript code in Internet Explorer (IE), Chrome, Firefox and Opera browsers on Windows. How to Add “Load Images Automatically”, “Enable JavaScript” and “Always Show Tab Bar” Options Back in Mozilla Firefox? - UPDATE: New Firefox add-on "SettingSanity" can be downloaded to bring these removed options back. JavaScript engine in Firefox vs. Karma comes with launchers pre-installed for Chrome, Chrome-Canary, and PhantomJS. When we press Tab, it is like when we press Enter button. As you type this, Firefox will reduce the number of settings shown until just the JavaScript based settings appear. 9b5) has a parsing bug where it will close an unknown element when it sees the start tag of a "block" element p, h1, div, and so forth. I've used Chrome but Developer tools are available in all browsers including Firefox and Safari. Both Firefox 2 and Camino 1 have a bug in the Gecko rendering engine (specifically versions prior to 1. So now you can't disable images, you can't disable JavaScript and you can't disable tab bar as these options are no longer available in Firefox settings. In many cases, software install like ActiveX plugin is not required and the user can enjoy great scanning experience. In the row of colored icons on top, click on Content; Check the box next to Enable Javascript to enable javascript in your browser. Open Firefox, go to , and type listen in the console that opens at the bottom of the browser. The Firefox add-on website also gives users the ability to add other applications such as games, ad-blockers, screenshot apps, and many other apps. open_newwindow. For users who primarily surf using Firefox it is handy to disable Java, but allow it to work in another browser for the rare application that requires Java. If JavaScript has been disabled within your browser, the content or the functionality of the web page can be limited or unavailable. (Firefox users should note that by default, Firefox doesn’t allow JavaScript to change the contents of the status bar, so you won’t see the effect. If you ever wanted to make your web traffic seem like it was coming from a different browser-say, to trick a site that claims it's incompatible with yours-you can. Change Geolocation (Location Guard) is a browser addon that let you easily change your geographic location to a desired value and protect your privacy. Be sure to edit "your-sound. It should (hopefully) work for all other modern browsers as well. This is something, but former IE users are used to a more sophisticated form of browser integration, which never has been done in Mozilla/Firefox before FlashGot: with FlashGot you get a bunch of contextual menu items (namely "FlashGot Link", "FlashGot Selection" and "FlashGot All") that let you send to the download manager not only one single. In the "Preferences" window select the "Security" tab. In the opened "Options" window click on the "OK" button to close it. The IDE lets you visually edit CSS files and debug JavaScript in the Chrome browser and the embedded WebKit browser, as well as directly on iOS devices (Safari) and Android devices (Chrome). Load about:config?filter=browser. If you hold the Alt key while clicking the arrow, it expands the node and all the nodes underneath it. To enable cookies and JavaScript in Internet Explorer browsers, use the following procedure:. Notice that with Firefox and the polyfilled browsers, all you need to do is change the background of just the progress tag itself, while in Chrome (and I assume future versions of Safari) it is necessary to use the -webkit-progress-bar pseudo-element. find('text',0,0,0,0,0,1) with the last (seventh) parameter true or 1. Here’s a selection of ways to edit the expiry date on a cookie, one for each of the 4 main browsers; Internet Explorer, Google Chrome, Mozilla Firefox and Opera. What to Do When Firefox Stalls or Hangs Alex Schenker Updated: December 15, 2015 Web Browser 30 Comments To sustain this free service, we receive affiliate commissions via some of our links. Edge, Chrome, Firefox, Opera, Brave and Vivaldi), and provide some simple tips on how to get a unique code base for all of them, but also how to debug in each browser. The ability to change the browser zoom setting via javascript could be very advantageous to many such users. If you want to disable the javascript you just deselect the Enable Javascript checkbox. Close button where you want it is in Browser. When a user triggers an event, your browser usually does something in response. When using Firefox view cache by going to the the Address Bar, and type about:cache. Inferior goods clarification. 9 ESR, it delivers those same developments in web technologies such as HTML5, hardware acceleration and improved JavaScript speed. Press OK button and restart Firefox. But its disabled by default. Double click in the text field, type in what ever you want and delete whatever you want. As you type this, Firefox will reduce the number of settings shown until just the JavaScript based settings appear. systemUsesDarkTheme to 1 in about:config [1]. 33: contentSettings: Use the chrome. In Firefox's address bar, type about:config and press Enter. If needed, configure your browser settings in Firefox. For example, setting the value to 1 restricts results to visited pages in history, setting the value to 2 restricts results to bookmarked items, and resetting the. charCode; Enter key and onKeyPress on Firefox vs. If you’re running Windows OS, in the Firefox window, click Tools > Options. Mozilla Firefox. Browser Compatibility. Removed support for Nokia Browser for MeeGo (previous version with MeeGo). Click the drop down arrow in the browser's search field. With IntelliJ IDEA, you can debug your client-side JavaScript in Firefox, version 36 and later, using the Firefox remote debugging functionality. " Go into "Advanced" and toggle off the "Open web pages in app" setting. Ways to do that exist. Select Enable Javascript checkbox & click OK. Go to 'Tools > Internet Options. To change your default web browser, head to your phone's Settings. Mozilla Firefox is probably the safest and most versatile web browser that you can use for surfing the Internet. Edge followed with 746, and Chrome got 704. javascript in the Firefox address bar. Standards. All the sudden my fireox browser disappeared I had some crapware installed I had no interest in, plus another unpleasant surprise: whenever I load firefox OR Safari Yahoo search comes up even though my default for Safari is google search. While the preferences for web content have been exposed in Firefox since its first versions, changing the language used for the user interface has always been challenging. Open a browser window and type about:config within the address bar. 0+ Opera for Windows 5. With IntelliJ IDEA, you can debug your client-side JavaScript in Firefox, version 36 and later, using the Firefox remote debugging functionality. A solution is to disable the "HID-compliant touch screen" setting in Windows Device Manager (visit a Windows forum if you need more help); however, this solution will effectively change the touch screen. onKeyPressed; Firefox and keyCode vs. Honeywell Burdick Jackson. js to overwrite the setting defined for browser. It does not care which. Firefox and Opera have menu items to open the console, but Internet Explorer and Safari take a. enabled row under the Preference. JavaScript Tricks: Edit Websites in Browser (Live) Imagine a world where you are a God and have ultimate control on what happens and more importantly, how it happens. By default, browsers keep previous versions of a page to accelerate page loading, but this behavior might prevent you from displaying the newest information. Watch Video Untile to End. Unfortunately, this method does not always work as expected. To enable JavaScript in the Safari on an iPhone or iPad: Select the Settings application/icon on the home screen Select Safari Scroll to the JavaScript item Toggle JavaScript to the On position. If anyone knows a good way to debug javascript in IE I'd love to know. 8 Netscape Navigator for Windows 6. Google claims that their tests have shown V8 to be faster than Firefox and Safari. These are the default event handlers for each object in a HTML page. This is a strange workaround so this is not surprising. The use of this javascript to change "Tab" to "Enter" Button. This is a workaround which allows you to run arbitrary javascript in your browser context, as used to be enabled by the extension userChromeJS. How to Enable JavaScript. STEPHEN ELEMENTARY SCHOOL NEWSLETTER & UPDATE Healthy Hearts, Caring Minds January 27, 2020 In this issue\u000B Kindergarten Registration Floorball Tournaments Stude. js extension. Go to 'Tools > Internet Options. With IntelliJ IDEA, you can debug your client-side JavaScript in Firefox, version 36 and later, using the Firefox remote debugging functionality. "If you are kept on a Firefox tab by JavaScript(s) that keep popping up with prompts, and. 9b5) has a parsing bug where it will close an unknown element when it sees the start tag of a "block" element p, h1, div, and so forth. Simply type about:config in the Firefox address bar and it would take you to a vault of hidden advanced settings not meant for common users. Any browser which supports usage of the javascript: URI as a location and has a decent JavaScript interpreter should execute a given bookmarklet just fine, however some browsers may have issues with certain special characters in a URL. Just follow the simple steps below to get it to work on your browser. Click the "Content" tab at the Top of the. Windows: Go to Tools –> Options –> Content –> Select Enable JavaScript Mac: Go to Firefox –> Preferences –> Content –> Enable JavaScript Internet Explorer. htm extension this will open the Firefox browser) o After all the extensions you want associated to the Firefox browser have been selected click Save at the bottom of the window. I know for me if I set the volume lower in the youtube player, it'll remember that volume setting for any other video that I may play throughout the site, so before I play any videos I always make sure I had the volume on the video player all the way up. They can change your browser settings, including your homepage and search engine preference. 0+ Opera for Windows 5. Full screen mode in browsers like IE, Firefox and Chrome is really helpful if your screen size is small or your browser's page area isn't enough to see something completely. Allow pop-up windows for MindTap. Follow the steps below to change the default browser in Windows 10 to Google Chrome. com is a resource for the JavaScript community. They just dont work somehow. Simply open addon's option page and set latitude and longitude for where you want the geolocation to be (default location is Greenwich, UK). Set Gmail as Default Email Client for Chrome, Firefox, and Safari Feb 9, 2012 - 32 Comments Clicking an email link in a web browser defaults to launching Mail. can wait to get this. Mozilla has posted the second release candidate of its Firefox 3 web browser this morning. In some browsers, setting the "window. The commands in the list below are to configure tooltips individually, they override the global configuration in wz_tooltip. find('text',0,0,0,0,0,1) with the last (seventh) parameter true or 1. The IDE lets you visually edit CSS files and debug JavaScript in the Chrome browser and the embedded WebKit browser, as well as directly on iOS devices (Safari) and Android devices (Chrome). JavaScript Scratchpad The Scratchpad also saw an update with recent versions of Firefox, and it now contains syntax highlighting. This will take you to a page that allows you to view a summary of your browser cache and also will allow you to browse the files stored in the cache. You can switch it off by changing the Value to false. Change Windows 10 Default Browser to Google Chrome. Using the developer tools with PageCloud: Log in to PageCloud. Windows 10 pulls a nasty trick when you upgrade: It sets your default web browser to Edge, even if you opted for Chrome or Firefox in Windows 7 or 8. And, for the first few years it wasn't here. To enable JavaScript in Firefox version 22 and earlier:. User login by SSO might not be able to log in on browsers with SameSite cookies enabled. To enable or disable JavaScript in Mozilla Firefox, follow the steps below. However, all the steps below are applicable to any other browser like Opera, Google Chrome or Vivaldi. javascript to change the value of the preference. You can view Google Sites on a computer, phone, or tablet. log ( "File size: " + file. This is a workaround which allows you to run arbitrary javascript in your browser context, as used to be enabled by the extension userChromeJS. Get Firefox for Windows, macOS, Linux, Android and iOS today!. The onchange event is fired when the element loses the focus and the contents have changed since the last time the element got the focus. If you have JavaScript disabled, you should notice that it will be shown in bold text. It was a rudimentary interpreter for the nascent language Eich invented. However, flaky browser support makes its usage a walk in the mine field. You may also change the width attribute (ie: 100%). Javascript is a widely used scripting language on the internet. Firefox 67 is the upcoming version of the popular browser. You can follow any responses to this entry through the RSS 2. js works as I am able to change other settings but I can't change the browser. In the filter box, type “referer” and press return. Find the "javascript. The difference between the two is not as intuitive as it might seem. Select Enable Javascript checkbox & click OK. enabled" in the "Preference Name" column. As long as autocomplete is enabled, you can also change autocomplete Location Bar behavior using about:config, by changing the browser. Depending on the type of flexibility you want for browsing you can install add-ons accordingly. Any browser which supports usage of the javascript: URI as a location and has a decent JavaScript interpreter should execute a given bookmarklet just fine, however some browsers may have issues with certain special characters in a URL. Removed support for Nokia Browser for MeeGo (previous version with MeeGo). Install the Pocket Bookmarklet to save any page in your browser with a single click. Firefox can have themes added to it, which users can create or download from third parties to change the appearance of the browser. restriction. Newer tests, such as Ares-6, attempt to measure the performance of some of JavaScript's newest features, such as training a simple. Hi, I have been messing around with the cursors since yesterday. You may get a warning page. It blocks nonfree nontrivial JavaScript while allowing JavaScript that is free and/or trivial. If you ever wanted to make your web traffic seem like it was coming from a different browser–say, to trick a site that claims it’s incompatible with yours–you can. Change in expected future prices and demand. From the browser menu, select Firefox and then Preferences. The 64 bit version of Firefox has never supported NPAPI, and Firefox version 52ESR is the last release to support the technology. Open Firefox. Just to the left of each node is an arrow: click the arrow to expand the node. The engine will automatically apply the required properties as needed, animating between old and new values smoothly. title = 'Hello!'; // New title :) One common misconception is that you change the window. To access the developer console in Chrome, first load the howdy. React Developer Tools by Facebook and Redux DevTools by Zalmoxisus however, let you inspect, modify, and debug your code right in the browser. userAgent properties. Enable JavaScript in Internet Explorer. Click on the 'edit page' symbol in the bottom right hand corner. Thus, links clipped from Chrome open in Chrome, links clipped from Firefox open in Firefox, etc. These allowed the browser to be mostly written in JavaScript and ensured that extensions developers got access to a lot of Firefox’s underlying. User login by SSO might not be able to log in on browsers with SameSite cookies enabled. This exploit gains remote code execution on Firefox 22-27 by abusing two separate privilege escalation vulnerabilities in Firefox's Javascript APIs. My browser of choice is Mozilla Firefox, so I will write instructions for this browser. Get Firefox for Windows, macOS, Linux, Android and iOS today!. Gene Vayngrib. Mozilla Firefox (or simply known as Firefox) is a free and open source web browser which is enhanced by the availability of numerous add-ons for it, including some that are designed to protect your privacy and security when you browse the web. This no longer works in Google Chrome. com in full screen. JavaScript can enable links, edit data, help you fill in forms, and do many other useful things. Open a browser window and type about:config within the address bar. It is easy to change the way that Acrobat opens files from the browser by modifying Preferences. Find the javascript. log ( "File name: " + file. To enable JavaScript for Mozilla Firefox: Click the Tools drop-down menu and select Options. It has few options that also be configured to set notification and the logs. This will take you to a page that allows you to view a summary of your browser cache and also will allow you to browse the files stored in the cache. There might be an checkbox beside “… should check to see if it is the default browser. To enable or disable JavaScript in Mozilla Firefox, follow the steps below. Removing an add-on. Firefox + Firebug (Windows, Linux, Mac OS X) If you do not want another heavy installation and just want to write plain JS and test it right inside your browser, you can do that with Firebug installed over Firefox. Keep Getting Better. If you’re running Windows OS, in the Firefox window, click Tools > Options. I know there is built-in Internet explorer, but what I'm looking for is to open Firefox/Mozilla window (run the application) with specified URL. Summary: all it does is say ‘if the browser has support for languages’ for that one to work. Download free Adobe Flash Player software for your Windows, Mac OS, and Unix-based devices to enjoy stunning audio/video playback, and exciting gameplay. These Release Notes cover what's new , download and installation instructions , known issues and frequently asked questions for Firefox 2. It Very Easy to Turn JavaScript On Any Browser. Many recent browser versions include their own, native PDF plug-ins that automatically replace the Acrobat and Reader plug-in from Adobe. yml to split up the build into multiple jobs, and then pass the desired browser into Sauce Labs using desired capabilities. title = 'Hello!'; // New title :) One common misconception is that you change the window. These allowed the browser to be mostly written in JavaScript and ensured that extensions developers got access to a lot of Firefox’s underlying. You can switch it off by changing the Value to false. Design and Code behind changes reflects correctly. If you have JavaScript disabled, you should notice that it will be shown in bold text. Click 'Ill be careful, I promise' if a warning message appears. The default Search engine of Mozilla Firefox is Yahoo. When you connect to a server, ExpressVPN's browser extension will automatically change your Firefox or Chrome geolocation data to match the VPN location you're connected to. Open chrome by double clicking the shortcut and Chrome will open google. yml to split up the build into multiple jobs, and then pass the desired browser into Sauce Labs using desired capabilities. A script can respond to user interaction with the page or can run all by itself. For more information about the automatic update process see "Update Firefox to the latest version" in Mozilla Firefox Help. SeaMonkey 2. The engine will automatically apply the required properties as needed, animating between old and new values smoothly. Copy the following then paste it into the Firefox address bar: about:config; Hit the Enter key. Select Get Add-ons panel and search for your favorite theme. The tools I’ve tried have been very clumsy and disjoint, taking you out of the browser. Click on the "Reload the current page" button of the web browser to refresh the page. 2,758 likes · 2 talking about this. If Windows 10 supports Java, but the Edge browser does not, the question about how to use Java on Windows 10 remains. Design and Code behind changes reflects correctly. However, if you access Firefox Options, it opens as a modal window (by. Headless browsers that have JavaScript support via an emulated DOM generally have issues with some sites that use more advanced/obscure browser features, or have functionality that has visual dependencies (e. Javascript in Firefox browser. Windows 10 pulls a nasty trick when you upgrade: It sets your default web browser to Edge, even if you opted for Chrome or Firefox in Windows 7 or 8. As you type this, Firefox will reduce the number of settings shown until just the JavaScript based settings appear. Change Homepage in Firefox. Regardless of whether you're using Python, Ruby, Java, or some other language, virtually all browser automation frameworks and browsers support some form of JavaScript injection. Open the Tools menu (Windows) or the Firefox menu (OS X). can wait to get this. I didn’t like that, so I took out my JavaScript whip, beat Explorer into submission and made it do my bidding (but not without getting a. Change Internet Explorer settings. Rather than blacklisting entire ranges of browsers based on “ UA sniffing,” Modernizr uses feature detection to allow you to easily tailor your user's experiences based on the actual. Bug fixed on Opera Mini and Viewport. Changes in income, population, or preferences. My browser of choice is Mozilla Firefox, so I will write instructions for this browser. A warning will appear, but it is quite safe to proceed, providing you don't change settings or flags without due care and attention. Firefox and Thunderbird also use their own profile registries, whereas SeaMonkey stores both browser and mail settings in the same profile. Get unmatched data protection on the release cadence that suits your organization. In this post, I will show you the fix for this problem using JavaScript and jQuery both. Download free Adobe Flash Player software for your Windows, Mac OS, and Unix-based devices to enjoy stunning audio/video playback, and exciting gameplay. 5, Safari 4, Opera and Internet Explorer if you're on Windows. In the upper right hand corner of the Firefox browser you’ll see an icon that looks like three horizontal lines on top of each other. This Firefox Addon is very useful if you are an App developer, website designer, or if you want to test a particular header for a request on a website. A script can respond to user interaction with the page or can run all by itself. When a user triggers an event, your browser usually does something in response. This is really just a reminder for myself. Go to about:preferences#privacy. All popular browsers offer built-in user agent switchers, so you can change your user agent without installing any extensions. 'Edit CSS' changed the CSS in all windows 'Edit CSS' covered up the end of the CSS with a scrollbar 'Edit CSS' did not work on pages with print style sheets 'Edit CSS' scrolled back to the top of the page on every edit 'Edit HTML' did not reload the HTML correctly when the dashboard position was changed 'Outline Custom Elements' did not work. The executing script has access to the current page, which it may inspect and change. ; Beside Permissions > Block pop-up windows, click Exceptions. In WebStorm, open the Terminal tool window Alt+F12 and type --start-debugger-server at the command prompt. Seems too good a dream. sendRefererHeader. Verify that Remember my browser history for at least XX days is selected and select the Remember download history option. Disabling JavaScript should only take a few minutes, even if you're unfamiliar with how to use Firefox's settings. They are, however, both programming languages and their names start with the same four letters. Mozilla Firefox A search on the web to edit cookies will likely produce most results for a Firefox add-on called "Add N Edit Cookies" which unfortunately appears abandoned and. If anyone knows a good way to debug javascript in IE I'd love to know. can wait to get this. Keep Getting Better. This should leave you with one preference, network. If you ever wanted to make your web traffic seem like it was coming from a different browser–say, to trick a site that claims it’s incompatible with yours–you can. MEGA provides free cloud storage with convenient and powerful always-on privacy. Keep Getting Better. Open Firefox browser. Go to the Content tab at the top of the Options window. directories. It works on Internet Explorer, but on other browsers (such as Opera or Firefox), it might not work as you expected. As you type this, Firefox will reduce the number of settings shown until just the JavaScript based settings appear. To enable cookies and JavaScript in Internet Explorer browsers, use the following procedure:. One example is the function. Like many before us, we were wondering why nobody had implemented a PDF reader in HTML5/JavaScript. This is something, but former IE users are used to a more sophisticated form of browser integration, which never has been done in Mozilla/Firefox before FlashGot: with FlashGot you get a bunch of contextual menu items (namely "FlashGot Link", "FlashGot Selection" and "FlashGot All") that let you send to the download manager not only one single. The 64 bit version of Firefox has never supported NPAPI, and Firefox version 52ESR is the last release to support the technology. Browse Happy is a way for you to find out what are the latest versions of the major browsers around. Clue browser can only work out window width. You can help protect yourself from scammers by verifying that the contact is a Microsoft Agent or Microsoft Employee and that the phone number is an official Microsoft global customer service number. Instead of that i need to exported file in certain location in my local machine automatically. enabled" preference. Firefox users can install ff-activex-host plugin to enable ActiveX controls in the browser. How to change default homepage of IE,Firefox,Chrome and Opera programitically using C# application you can use the setHomePage method in JavaScript to see it, but. How To Change Language on Firefox In the address bar of Firefox, type about: config and then press Enter to access your Firefox options. Open Firefox Browser. Select Get Add-ons panel and search for your favorite theme. Gene Vayngrib.