def footer(type=FooterNode::UNIVERSAL)
         index = 0
         if type == FooterNode::LEFT_PAGE
            index = 1
         elsif type == FooterNode::RIGHT_PAGE
            index = 2
         elsif type == FooterNode::FIRST_PAGE
            index = 3
         end
         @footers[index]
      end
def footer(type=FooterNode::UNIVERSAL)
         index = 0
         if type == FooterNode::LEFT_PAGE
            index = 1
         elsif type == FooterNode::RIGHT_PAGE
            index = 2
         elsif type == FooterNode::FIRST_PAGE
            index = 3
         end
         @footers[index]
      end
This method fetches a footer from a Document object.

 ==== Parameters
 type::  One of the footer types defined in the footer class. Defaults to
         FooterNode::UNIVERSAL.