[Windows] 唔該救救我,,files唔見哂....

事情係咁既
禁日無啦啦一開機,桌面d野冇哂.....
之後我睇下C:個Documents and Settings內既file既桌面睇睇喇
原來真係係係個到,之後將個d files放返落桌面先
今日出現同樣情況,,桌面d野都係冇哂,,而且Documents and Settings個到都冇哂.....
我可以點做,,唔該你地呀!!!!!!
求!!!
系統還原有冇用??
有冇得搵返個d file
唔該呀