Need to develop a database driver website - repost

1. Need to create complete db to manager users 2. Data on front page from database 3. newsletter from db 4. companies from db 5. projects from db 6. project will have 5 sub pages, data will come from db 7. meta tags for project page to come from db 8. search option for projects 9. show projects on front page from db [give them random position] 10. google map integration, person will add long / lat from db 11. general settings like company logo, name from db 12. agent creations from db with mobile,email,name,image. 13. look and feel we will be providing 14. show testimonials 15. add google analytics 16. show who is online and from where Need installable versions for IOS, Android, BB, Windows with chat functionality sross browser and mobile. So keep in mind if you have keep knowledge about phonegap and using json to get and post data * need to use json to save and load data Note - The design and working will be made clear after a chat session, can explain few things in words