Originally Posted by
estnet
could you give a simple explantion of how to add something to a host file (starting from I don't know what a host file is

)
c:\windows\system32\drivers\etc\hosts
It is a text file (you can open it in notepad) and has a pretty simple format. At the bottom you put the IP address, a tab and then the domain name. There are at least two names you'd need for United,
www.united.com and travel.united.com.