Change an existing plugin created in jquery - not wordpress related!

Add a function to an existing plugin that was designed to work for Nopcommerce 3.20. The plugin is missing a function 'multi-store use'. Via this url (page 2) the author provided the source code of Nivo slider database full version 3.50. [login to view URL] So what need to happen is following: Provide me the nivo database slider full version plugin for nopcommerce 3.20 with the working feature of Multi-store. To get the plugin : [login to view URL] For any interested people, please first check if you are familiar with this type of plugin before making an offer.