How to migrate the ms crm 2011 application to another domain?

Hi,

Our company wants to change the domain of the existing Ms Crm 2011 application. In this application we have a lot of custom codes , funcitons, embedeb web resources, adn aspx pages in ISV folder. We don' want them to loose. The menus, customisation of the forms etc. needed exactly same as the ms crm 2011 app in old domain.

How can i do that?

Can any one help me please?