Dolmens, also called chamber tombs, usually contain one or more chambers or rooms in which the dead were buried. Some dolmens also contain long, stone chambers or halls which connect different rooms. Menhirs are large standing stones, or groups of standing stones, arranged in circles, or cromlechs, and henges.
Restoring your computer without losing your personal files. System Restore does not cause you to lose your personal files or passwords. Items like documents, e-mail messages, browsing history, and the last specified password are saved when you revert to an earlier state with System Restore.estore points are stored states of your computer. You can also manually create restore points to record your computer state and settings before you make changes to your computer. This allows you to restore the computer to a previous state, by choosing a restore point on a date or time prior to when you made the change.
So instead of having to delete files or move things off to USB sticks or external hard drives, you can first try to free up some space on your computer that may be taken up by useless temporary files, old system files or installed service packs.o fix this one, right click on My Computer and choose Properties. Click on the System Protection link in the left hand menu. This will bring you to the System Protection dialog and here you will be able to see the current configuration for system restore.