Ikiclassifeds jobs

I need the cutomization of a ikiclassifeds site to include some language changes in the site,insert compulsory terms of service page. make url more seo friendly correct several script issues create editable links in footer insert meta tag keywords and change several rules of the script create a postback script for ccbill payment system and integrate into site (currently setup for paypal which must be removed) example of site is (multicity version)