document tracking system

Document Tracking System a web based application, that i had developed for Account Section of my collage s.g.s.i.t.s. indore ,M.P. Keeps the track of each document that came to [login to view URL] each employee updates the status of document, Any one from any where in collage campus can axis document details according to his defined rights. Admin provides uid and password to other users. As i developed it in php and backhand mysql and uploaded it in collage server , it was necessary for me to make it so professionally so that there will be no need to handle bugs. As i did. i used [PHP , Ajax , javascript, CSS , HTML, mysql ]