Display a SharePoint document library in a Microsoft CRM 4.0 form

I was working on the billing application of a telecom giant when I faced a daunting task of integrating SharePoint with Micorost CRM 4.0. While googling I came across a very useful article by microsoft where step by step process of displaying a document library in MS CRM 4.0 was given.
Please find that useful article by visiting the link mentioned below.
http://www.microsoft.com/dynamics/crm/using/deploy/iframesharepoint.mspx