I made a zip file from about 20 .doc and 30 .xls files with winzip, then used winzip to split the program into 4 files (this was in windows ME.). I've upgraded to XP, and now when I try to access the ...

I have a SharePoint 2010 environment. When I click on a zip file in a document library i get diffrernt options depending on if winzip is installed or not. If winzip isn't installed and the system is ...