>Hi all, I was hired to design a entire application, I want to start with framework, can anyone please guide me which one to choose, I'm looking for a easy user interface and easy to learn, and it should support a report module that the users should be able to create their own filters. any advise will be greatly apricated. Thanks

You should have a good idea by looking at the wiki.
http://fox.wikis.com/wc.dll?Wiki~CategoryFrameworks

Be sure to download the demo for the CodeMine framework.
http://www.codemine.com