AJAX PRODUCT FILTER BY LOCATION - 1

We want to customize our cs cart multivendor 4.3 version in such a manner that the products can be filter on the basis of location. The map should display for the same on page, category page or product page Change our filter into ajax along with location. To Brief 1. GEO location integration, so when a vendor adds a product, he has a field to fill in the location of the product as a part of FEATURE 2. Filter would be based on the basis of location ( either the location of the vendor {location of vendor is not there in the application from and you might have to add that field } or location of the product) 3. location would be either ( ip derived, exact address to be inserted) ONLY APPLICANT WHO HAS WORKED WITH CS CART MULTIVENDOR SHOULD APPLY