Turn-off right mouse click on your desktop !!
1.Click start and choose Run.
2.In run windows type regedit
3.go to
HKEY_CURRENT_USER\software\microsoft\Windows\currentVersion\
policies\explorer
and
HKEY_LOCAL_MACHINE\micrisoft\windows\CurrentVersion\policies\
Explorer
4.In both of them find next time No view context menu and give her
a value o to turn-off right mouse click or 1 to turn-on,if this value don't
exists create new DWORD with same value.