Script Modification

I need someone to modify a php script to do some fixes and add some features to it. You should be able to work with procedural php code and produce good quality code(commented, secure and readable) You will also need javascript/ajax skills. Good to know svn. Please begin your message with "read and agreed' when you bid. Details will be provided to shortlisted bidders so that you can provide your time and price estimates. Work is ready to be allocated as soon as a bidder is finalized.