Efficient Code | UserJS.org - User JavaScript for OperaEfficient JavaScript code Written on 2005-06-15 19:52 by tarquin. Last modified 2005-09-19 09:19 Opera has one of the fastest and most efficient JavaScript engines of any browser, but when you have multiple User JavaScripts installed, it is important that they run efficiently to keep Opera's performance as high as possible. Well written code will help to minimise the performance impact of User Jav
