script correction & redeisgning of existing pages

hello, through OUR online exam portal We conducts online mocktest / online scorer test for students. here I am defining our tests definations to better understand the things before bidding on this [login to view URL] read carefully whats is ONLINE MOCKTEST & ONLINE SCORER TEST ? ONLINE MOCKTEST : it is a test which can be attempted by students with user ID & Password ( under clock monitoring). After completing the test their results will appears on their screen. It can be free or paid. Free test has a limited number of questions. ONLINE SCORER TEST : it is a test where we can upload the papers THROUGH OUR ADMIN PANEL under particular exam name ( in .doc ). student has download the papers with user ID & Password ( Assign by us after registration). Afterthat they will attempt/download the paper( one time only )and send us for evaluation at our e-mail. WHAT WE HAVE ALREADY? 1) You can see the screenshot above WHAT WE REQUIRE ? 1) getting errors in some links. So correction of require that links after testing 2) currently we are unable to add equations/formulas under “ ADD QUESTIONS” sections. We can add text & images. 3) Removal of unnecessary codes/buttons shown in admin panel to make it user friendly 4) Testing & corrections for “SEND E-Mail” function. Because under some tests it working fine but under some other test it is not working due to some bugs. 5) Under “MODEL EXAM” Sections, getting some error for user front. For example when we are assigning a user ID & Password to a certain user with login link due to some error after loging to their account page showing our admin [login to view URL] not showing file which we uploaded for particular test. 6) Under “Model Exam” button we also require add files in other format also like .pdf, .jpeg etc. currently we have only .doc option for uploading the file. 7) Require One Click Database backup utility in our admin panel 8) Redesign of User Front Page i.e. [login to view URL] On that link here we want list of free & paid exams are also visible to students. PAYMENT PROCESS FOR PAID TEST THROUGH PAYPAL. 9) at the end of free online test a link require “Register for PAID TEST” 10) Redesign of User and Admin pages ( backup require before starting the work ) AND FINALLY THIS UTILITY WILL BE UPLOAD TO OUR 02 OTHER PORTAL ALSO BY DEVELOPER.