I can't follow your link I'm afraid ... it could be because I'm coming in from a corporate firewall that could be blocking it by policy
It actually sounds to me like you might have been hit by ransomware: malicious software which encrypts your personal data files and then demands a ransom in Bitcoin to retrieve them. Perhaps if I could see the attachment, that might help. Hopefully someone else will chime in to add some value.
Do you have backups?
If not, then STOP USING THAT COMPUTER immediately and recover what you can, and then remove the ransomware. See if you can find out which one it is, as there may be a decrypter available here.
It may not be ransomware, in which case you'd need to ascertain how your files got corrupted and what the extent of the damage is.
Here is a tutorial on how to use Puppy Linux to recover your data:
Edited by Angoid, 24 February 2016 - 07:56 AM.
Helping a loved one through a mental health issue? Remember ALGEE...
Assess the risk | Listen nonjudgementally | Give reassurance and info | Encourage professional help | Encourage self-help and support network