I suggest, you start using backup program:
Acronis True Image: http://www.acronis.com/ - not free, but the best
Free alternatives:
- Macrium Reflect: http://www.macrium.com/ReflectFree.asp (highly recommended)
- DriveImage XML: http://www.runtime.o...veimage-xml.htm
- SelfImage: http://www.excelcia....N...icle&sid=21
- Paragon Drive Backup: http://www.paragon-s...ome/db-express/