LaTeX.org

Well, i did try to download several times, and my cable connection is pretty fast, but somehow it couldn't be downloaded, just stop at the downloading from ....... forever. I don't need to reinstall my MikTeX, right? Also i copied the files from my office computer (MikTeX is working well there) to ...

I am using MikTeX and WinEdt to process LaTeX files. I need to create beamer talk file, but the computer told me "pgfsys.sty" not found, i tried to download it using MikTeX 2.7 automatic function, but nowhere to find it. Then i searched pgfsys, it is a big one, i don't know how to "install" it ...