Irvine-based WebVisible announced today that it has upgraded its dashboard for its online advertisers and resellers. According to the firm, its upgraded merchant Center software adds such features as call mapping, which maps where advertisers are getting calls from on an interactive map; call grading to rate calls as strong or weak leads; call blocking to prevent solicitors from calling inbound sales lines; and more. WebVisible, which is headed by Kristin Mangers, provides online advertising services to small and mid-sized local businesses.