Hi Guys,
If you want to add the Paging option in Content Query webpart. Pls have a look(http://blog.mastykarz.nl/paging-content-query-web-part/).
The following steps you need to do:
1.Download the .wsp file
2.Put the file in ..12/bin/
3.Run this command "stsadm -o addsolution -filename ExtendedCQWP.wsp
4.Goto Central Admin->Operations->Solution Management
5.Deploy the ExtendedCQWP.wsp file(Specify the Web application)
6.Goto your sharepoint Site Settigs->Site Collection Feature->Actiavate the Extended Content Query webpart.
7.Now the ExtendedCQWP & ExtendedCQWP Pager webpart is added in webart gallery.
8.Just add the webparts(Both ECQWP & Pager) in your page where you need.
9.Connect the webparts (Click the connections(next to modify shared webpart)).
10 .In Extended CQWP ->Modify shared webpart -> Data view->Query string variable (Type "page")
11. In "items per page" give the value more than 0(zero).
12.Publish the page.
13.At first time just append "?page=1" in url then only it will work.
Ask me , if you have any queries.