In this video, I cover "content scripts" for chrome extensions. The content script is a JavaScript file that runs in the context of a web page (and can be used to modify that page.) Next video: https://youtu.be/ew9ut7ixIlI Chrome Extensions playlist: https://www.youtube.com/playlist?list=PLRqwX-V7Uu6bL9VOMT65ahNEri9uqLWfS Support this channel on Patreon: https://patreon.com/codingtrain To buy Coding Train merchandise: https://www.designbyhumans.com/shop/codingtrain/ To Support the Processing Foundation: https://processingfoundation.org/support Send me your questions and coding challenges!: https://github.com/CodingTrain/Rainbow-Topics Contact: Twitter: https://twitter.com/shiffman The Coding Train website: http://thecodingtrain.com/ Links discussed in this video: Interactive Media Arts at NYU: https://itp.nyu.edu/ima/ Programming from A to Z: http://shiffman.net/a2z/chrome-ext/ Source Code for the all Video Lessons: https://github.com/CodingTrain/Rainbow-Code p5.js: https://p5js.org/ Processing: https://processing.org For an Introduction to Programming: https://www.youtube.com/playlist?list=PLRqwX-V7Uu6Zy51Q-x9tMWIv9cueOFTFA For More Coding Challenges: https://www.youtube.com/playlist?list=PLRqwX-V7Uu6ZiZxtDDRCi6uhfTH4FilpH Help us caption & translate this video! https://amara.org/v/c9cH/ 📄 Code of Conduct: https://github.com/CodingTrain/Code-of-Conduct