Custom Web Aplication for manage the products of my online store

Hi I have this website: [login to view URL]~tiendavi/ The website are on joomla 1.5, virtuemart 1.1.9 uses mysql I need a custom web application that allws me manage this: - Manage categories of the products (rename, add new, delete, disable, enable) - Manage products (add new, delete, disable, enable, edit) for the products i need only this functions: Name, Short Description, Large description, price, currency, Discount price, show final price, assign to categories, special product (this is the featured product option), enable or disable quantity box, stock of the product, minimun quantity order of the product, upload picture and auto create Thumbnail, upload additional pictures or files. - Manage the users of virtuemart (view information, edit, change password, change email, create new users). - Edit the titles names of the main menu. - Edit articles (the articles are the text that have the main menu) with text editor. - Manage the active payment methods, and allow change the paypal email and the another payment methods that have email. - When i enter as client to the website (user: demo pass: demo12345) i have a another item menu that says "Mi Cuenta" when you enter to this the system must be show the orders that the client has do but it does not work correctly and dont show the information... The information that i need to show it is: a. In the link: "Información de Cuenta" the user must be see their Information should change that - this is the information that is request in the first step of the checkout process and this information shows in the final order. b. In "Cuenta de Cliente: " shows the name of user and last name. c. Delete "Información de Envío" text link. d. When you clic on "Vista" shows the details of the order but it shows a error in the design, please check the attached image and fix that, the same error shows when you finish a order and pay with credit card, please fix that... the same width allways. - Actually i have the module Autson Slideshow installed that allows me change the url of the slide banners... i need that the app allows me manage my banners and allow add images, add url, add title and add text. - Modify the bottom image that says "Formas de pago" - Change the name of the item menus of the second horizontal menu (green) and change the url that have... disable or enable elements of this menu. - Create a report of sales with filter by date, (orders) include order number, images of products, products, quantity, price per unit, total price, subtotal, total, shipping cost, and shipping information and payment method. ( i have a custom component for joomla that do that if you need i can give you to see how works or you can the same in the app). - allow change the logo - allow edit this top text: Empieza a vender por Internet Llámanos: +(502) 2253-4674 I dont have many budget for this project but if you can do that i will give you this project! Thanks for offer!