Actually, you don’t need to get javascript. It’s already built-in all the browser's engine. In order to get JavaScript, you would need to enable it in your web browser. Please make sure that you are currently using an up to date version of the web browser. Steps: Enable JavaScript in your Google Chrome 1.Open Chrome on your computer. 2.click Settings at the top right. 3.click Advanced found at the bottom. click Site settings under "Privacy and security". 5.Find JavaScript and click it. 6.Find 'Allowed' and turn it on. Enable JavaScript in Safari 1.If you're using Safari on macOS. Click on Safari menu and select "Preferences", alternatively, you can press Command+ if you are a Safari user on Windows. 2.In the "Preferences" window simply select the "Security" tab. In the "Security" section tab "Web content" select the "Enable JavaScript" box. Close the Preferences popup window and refresh your webpage. Opera Users Click the Opera icon "Menu" and then select Settings. Click "Websites" and then select the recommended option"Allow all sites to run JavaScript" Click on the Reload/Refresh button of your web browser to refresh the web page. Enable JavaScript in Mozilla Firefox 1.From the address bar, type in about: config and Enter. 2.Click the button "I'll be careful, I promise" if you see a warning message. 3.Using the search box, search for javascript.enabled option 4.Switch the "javascript.enabled" preference to change its value from "false" to "true". 5.Click the "Reload current page" button of your web browser to reload the page. Enable JavaScript in Internet Explorer 1.From the web browser menu select "Tools" icon and click "Internet Options". 2.Once you are in the "Internet Options" window click the "Security" tab. 3.On the "Security" tab select the "Custom level…" button and click it. 4.If the dialogue window "Security Settings Internet Zone" shows up, search for the "Scripting" section. 5.In the "Active Scripting" select "Enable". 6.When the "Warning!" window shows up asking if you want to change the settings, select "Yes". 7.In the window "Internet Options" select the "OK" button to simply close it. 8.Find and click the "Refresh" button of your web browser to reload the page.