write the below line in notepad, save it as hosts.bat in your search path. remember to change notepads defaulf file type from ".txt" to "all". now when ever you want to block a site open the run box and enter 'hosts <badsite>.com' and it will be automatically appended to your hosts file
the %1 gets changed to the first argument after the batch file name when you run it.
Bukhari:V3B48N826 “The Prophet said, ‘Isn’t the witness of a woman equal to half of that of a man?’ The women said, ‘Yes.’ He said, ‘This is because of the deficiency of a woman’s mind.’”