If you can get access to the windows command line like suggested by N4RPS It might be worth it to create a new administrator account, which is a two step process outlined in the links below.
http://www.windows-commandline.com/add-u...mand-line/
http://www.windows-commandline.com/add-u...mand-line/
After creating a new admin account you should log into it and revoke admin privileges for the Colin account so it no longer has control.
http://www.windows-commandline.com/add-u...mand-line/
http://www.windows-commandline.com/add-u...mand-line/
After creating a new admin account you should log into it and revoke admin privileges for the Colin account so it no longer has control.
“I have not failed. I’ve just found 10,000 ways that won’t work.” - Thomas Edison