ASP chat,prevent repeated entries

h,i run an ASP chat site,it is a wap site but the ASP is still the same.i want to prevent flooding within the rooms (repeat entries) it is up to you how you want to go about this. happy bidding ben ## Deliverables 1) Complete and fully-functional working program(s) in executable form as well as complete source code of all work done. 2) Installation package that will install the software (in ready-to-run condition) on the platform(s) specified in this bid request. 3) Complete ownership and distribution copyrights to all work purchased. ## Platform sql 200, ASP