quicktime playerQuickTime Player?

i have been using the Microsoft picture viewer, but then i downloaded Quicktime player. now the quicktime picture is my default picture viewer. i want to switch back to my Microsoft picture viewer. quicktime playeris there a way how? also is it ok if i uninstall quicktime? i mean i kno that if u uninstall certain things on the comp it will mess up my system. so is it ok if i uninstall quicktime?

thanks
Justquicktime player rightclick any picture and choose open with and choose the default program.

You can uninstall quicktime.It won't do harm to your pc, you just wont be able to play some videos (very rare case)