Wamp virtual hosts

Open C:\wamp\bin\apache\apache2.2.22\conf\httpd.conf
Uncomment

#Include conf/extra/httpd-vhosts.conf

it will be

Include conf/extra/httpd-vhosts.conf

Open C:\wamp\bin\apache\apache2.2.22\conf\extra\httpd-vhosts.conf to add/edit virtual hosts

Sample

NameVirtualHost *:80


    DocumentRoot "c:/wamp/www/"
    ServerName localhost
    ServerAlias www.localhost