Cookie Script Add-on

I need a cookie script that will store a user zipcode. I need this script to work with my current weather script to display a user weather info everytime they visit the site by retrieving thier cookie of thier zipcode ## 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 PHP ONLY ## Deadline information Must be done A.S.A.P.