code: def link(self, x,y,w,h,link):
          "Put a link on the page"
          if not self.page in self.page_links:
              self.page_links[self.page] = []
          self.page_links[self.page] += [(x*self.k,self.h_pt-y*self.k,w*self.k,h*self.k,link),f link(self, x,y,w,h,link):
          "Put a link on the page"
          if not self.page in self.page_links:
              self.page_links[self.page] = []
          self.page_links[self.page] += [(x*self.k,self.h_pt-y*self.k,w*self.k,h*self.k,link),]
docs: Put a link on the page