Note that the files that are required for compiling your LaTeX code must be downloaded before compiling. If you want to use some LaTeX packages, checkout main.js and add a line to download the corresponding file. You need a recent browser (like Firefox or Chrome) with HTML5 support (for WebWorkers) to run texlive.js. % This is a sample LaTeX input file. (Version of 12 August 2004.) % % A '%' char