Virtual Router Manager helps you to solve this easily.
ONLY ON WINDOW 7
Virtual Router manager is a freeware application that works only on windows 7. It is easy to use and does not require any additional configurations. Only thing you have to do is install this application and set a password. By default Virtual Router Manager uses WEP 2 security so password is mandatory. When you are set with password you have to select the wired connection you are using for accessing internet. Once you are set with these options you can create a hotspot for others to access.
CHECK WIFI CARDS
Note: Not all wifi cards are capable of this feature. For details on supported wifi devices clik this
http://virtualrouter.codeplex.com/wikipage?title=Supported%20Devices&referringTitle=Documentation
DOWNLOAD LINK
to down load clik this
http://virtualrouter.codeplex.com/releases/view/36035
With several trial and error you too can shared the internet with your family members
WITH COURTESY FROM
http://www.blogsolute.com/