just wondered if theres an sort of pop-ups or alarms that can be set on windows. my opticians just told me i should take more regular breaks from the computer but being a student its had to remeber when your knee deep in work.

thanks

buy an egg timer, or set the alarm on your phone.

Something like this?

http://www.albionresearch.com/astopnow/

Though i'm sure there will be a freeware alternative somewhere.