    # File lib/ramaze/helper/link.rb, line 45
          def breadcrumbs(path, split = '/', join = '/', href_prefix = '')
            atoms = path.split(split).reject{|a| a.empty?}
            crumbs = atoms.inject([]){|s,v| s << [s.last,v]}
            bread = crumbs.map do |a|
              href_path = href_prefix + a*'/'
              a(a[-1], href_path)
            end
            bread.join(join)
          end