Click your window button formerly the Start button. In the Run or search field type, gpedit.msc press enter, open the program that comes up.
In the Group Policy Editor under
-User Configuration > Administrative Templates > Windows Components > Attachment Manager-
from here you can create an inclusion list for low file types, these are files you don't want to be asked about. You may even already have an entry, just need to enable some files in it.
Good luck. _________________ <Wiccaan> Bah that was supposed to say 'not saying its dead' lol. Fixing >.>