# File lib/merb-auth-core/authentication.rb, line 157
    def self.reset_strategy_lookup!
      @strategy_lookup = Mash.new do |h,k| 
        case k
        when Class
          h[k] = k
        when String, Symbol
          h[k] = Merb::Authentication::Strategies.full_const_get(k.to_s) 
        end
      end
    end