Have you tried setting Sumatra reader as the default application for .pdf files? In Win XP that is done under My Computer > Tools > Folder Options > File types.
You can also try uninstalling Adobe Reader, since you now use a different application.
Windows XP Pro SP3 | K-Meleon 1.6.0 Beta2
Trying out various subspecies of the lizard
Edited 1 time(s). Last edit at 10/01/2012 12:29AM by Kleon.