In a previous topic, I showed how to use a macro to kill your pdf-reader when you compile LaTeX files. Most pdf-readerss do not allow to refresh a pdf-file after compilation, so you have to close the file in the pdf-reader before compiling. My solution was to kill the pdf-reader completely. A reader of my blog wrote that you can use Sumatra, a free pdf-reader, which allows to refresh your pdf-file.
I decided to give it a try, but I wanted to keep my normal pdf-reader for all other pdf-files, because it has lots of options like commenting etc. I