*** URGENT ***
Here are a few features needed: Self maintained user accounts (password protected), some features enabled or disabled through admin page, capable of output an audio file (mp3, wmf, etc) and/or a executable graphic file that displays a set of images and or text randomly and speed controlled (1 sec, 10th of a second, etc). Commerce enabled either to a shopping cart or PayPal cart. Include design and implementation. Please contact me asap so that I can discuss specific requirements and to see if your company is a fit with our requirements.
Thank you all for your time.