How to create different Headers in a single Word Document

Change the headers or footers for part of a document

A document must first be divided into sections in order to create a different header or footer for part of a document.
If you haven't done so already, insert a section break where you want to start a new section that contains a different header or footer. Click where you want to insert a section break On the Insert menu, click Break.Under Section break types, click the option that describes where you want the new section to begin.
Click in the section for which you want to create a different header or footer. On the View menu, click Header and Footer. On the Header and Footer toolbar , click Link to Previous
圖片參考：http://office.microsoft.com/global/images/default.aspx?AssetID=ZA060448631033
to break the connection between the header and footer in the current section and the previous section. Microsoft Word no longer displays "Same as Previous" in the upper-right corner of the header or footer.
Change the existing header or footer, or create a new one for this section.