when ever i do ALT-CTRL-DEL to get the task manager up it says it been disabled by administrator as i’m the only one that uses the laptop and i’m the admin how can this happen ? i’ve not been fiddling with anything 
any ideas please
many thanks
brucie 
some viri can disable access to it.
take a look at
http://antivirus.about.com/od/windowsbasics/ht/taskmanager.htm
to re-enable it
cheers m8 worked a treat 
many thanks