If you do not want to see Yahoo advertisement in your PC
 

Just follow the steps mentioned below: There is a file named “host” under Windows XP: C:\WINDOWS\system32\drivers\etc Windows 2000: C:\WINNT\system32\drivers\etc Windows 98 or ME: C:\WINDOWS\ Append the following lines to host file 127.0.0.1 bluelithium.com 127.0.0.1 ...