Z:gnu-www-ja-keep-control-of-your-computing--f37b99-JavaScript created a further p/en

JavaScript created a further problem. Initially used for harmless things such as unusual-looking menus, its capabilities have been extended to the point where it can do nontrivial computing. Services such as Google Docs install large JavaScript programs into the user's browser. Even though they run in your computer, you have no control over what they do there.