diff --git a/.gitignore b/.gitignore
index f07c0b3..1e26df0 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,6 @@
 coverage
+.DS_Store
 pkg
 doc
 ri
-email.txt
\ No newline at end of file
+email.txt
diff --git a/History.txt b/History.txt
index 70f95ac..b952507 100644
--- a/History.txt
+++ b/History.txt
@@ -10,7 +10,8 @@
   * Add support for file fields via #attaches_file method (Kyle Hargraves)
   
 * Minor enhancements
-  
+
+  * Add Webrat.root method for cross-framework support (Krzysztof Zylawy)
   * Add #select_date for quickly filling out Rails-style date fields (Alex Lang)
   * Support selecting options by their values (Alex Lang)
   * Support for clicking areas of an image map (Alex Lang)
diff --git a/lib/webrat.rb b/lib/webrat.rb
index 76acd40..af0c4dc 100644
--- a/lib/webrat.rb
+++ b/lib/webrat.rb
@@ -1,5 +1,8 @@
 module Webrat
-  VERSION = '0.2.1'
+  VERSION = '0.2.2'
+  def self.root
+    defined?(RAILS_ROOT) ? RAILS_ROOT : Merb.root
+  end
 end
 
 require "rubygems"
diff --git a/lib/webrat/core/field.rb b/lib/webrat/core/field.rb
index 05cec00..42710cc 100644
--- a/lib/webrat/core/field.rb
+++ b/lib/webrat/core/field.rb
@@ -1,3 +1,5 @@
+require "cgi"
+
 module Webrat
   class Field
     
@@ -6,15 +8,14 @@ module Webrat
         if %w[submit image].include?(element["type"])
           field_class = "button"
         else
-          field_class = element["type"] || "text"
+          field_class = element["type"] || "text" #default type; 'type' attribute is not mandatory
         end
       else
         field_class = element.name
       end
-      
       Webrat.const_get("#{field_class.capitalize}Field")
     rescue NameError
-      raise "Invalid field element: #{element.inspect}"
+     raise "Invalid field element: #{element.inspect}"
     end
     
     def initialize(form, element)
@@ -120,10 +121,10 @@ module Webrat
     def param_parser
       if defined?(CGIMethods)
         CGIMethods
-      else
-        require "action_controller"
-        require "action_controller/integration"
+      elsif defined?(ActionController::AbstractRequest)
         ActionController::AbstractRequest
+      else
+        Webrat::ParamParser #used for Merb
       end
     end
     
@@ -149,10 +150,6 @@ module Webrat
     def matches_text?(text)
       @element.innerHTML =~ /#{Regexp.escape(text.to_s)}/i
     end
-
-    # def matches_id?(id)
-    #   @element["id"] =~ /^\W*#{Regexp.escape(id.to_s)}/i
-    # end
     
     def matches_value?(value)
       @element["value"] =~ /^\W*#{Regexp.escape(value.to_s)}/i || matches_text?(value) || matches_alt?(value)
@@ -183,7 +180,7 @@ module Webrat
       else
         checkbox_with_same_name = @form.find_field(name, CheckboxField)
 
-        if checkbox_with_same_name.to_param.nil?
+        if checkbox_with_same_name.to_param.blank?
           super
         else
           nil
diff --git a/lib/webrat/core/form.rb b/lib/webrat/core/form.rb
index 0dbf3db..de36093 100644
--- a/lib/webrat/core/form.rb
+++ b/lib/webrat/core/form.rb
@@ -103,7 +103,7 @@ module Webrat
     def merge_hash_values(a, b) # :nodoc:
       a.keys.each do |k|
         if b.has_key?(k)
-          case [a[k], b[k]].map(&:class)
+          case [a[k], b[k]].map{|value| value.class}
           when [Hash, Hash]
             a[k] = merge_hash_values(a[k], b[k])
             b.delete(k)
diff --git a/lib/webrat/core/logging.rb b/lib/webrat/core/logging.rb
index 0d1a5fd..6634e96 100644
--- a/lib/webrat/core/logging.rb
+++ b/lib/webrat/core/logging.rb
@@ -3,7 +3,7 @@ module Webrat
     
     def debug_log(message) # :nodoc:
       return unless logger
-      logger.debug(message)
+      logger.debug message
     end
 
     def logger # :nodoc:
diff --git a/lib/webrat/merb.rb b/lib/webrat/merb.rb
index 992c0ba..9d1dc8d 100644
--- a/lib/webrat/merb.rb
+++ b/lib/webrat/merb.rb
@@ -1,3 +1,7 @@
+Dir[File.join(File.dirname(__FILE__), "merb", "*.rb")].sort.each do |file|
+  require File.expand_path(file)
+end
+
 module Webrat
   class Session
     include Merb::Test::RequestHelper
@@ -27,13 +31,13 @@ module Webrat
     def response_code
       @response.status
     end
-    
+
     protected
     def do_request(url, data, headers, method)
-      @response = request(url, :params => data, :headers => headers, :method => method)
+      @response = request(url, :params => (data && data.any?) ? data : nil, :headers => headers, :method => method)
       self.get(@response.headers['Location'], nil, @response.headers) if @response.status == 302
     end
-    
+
   end
 end
 
diff --git a/lib/webrat/merb/param_parser.rb b/lib/webrat/merb/param_parser.rb
index 534e1ff..0ee2e5f 100644
--- a/lib/webrat/merb/param_parser.rb
+++ b/lib/webrat/merb/param_parser.rb
@@ -1,3 +1,5 @@
+require "cgi"
+
 module Webrat
   class ParamParser
     def self.parse_query_parameters(query_string)
diff --git a/lib/webrat/merb/url_encoded_pair_parser.rb b/lib/webrat/merb/url_encoded_pair_parser.rb
index 8e668c7..63c74f0 100644
--- a/lib/webrat/merb/url_encoded_pair_parser.rb
+++ b/lib/webrat/merb/url_encoded_pair_parser.rb
@@ -1,3 +1,6 @@
+require "cgi"
+require "strscan"
+
 class UrlEncodedPairParser < StringScanner #:nodoc:
     attr_reader :top, :parent, :result
 
diff --git a/spec/api/fills_in_spec.rb b/spec/api/fills_in_spec.rb
index 99682f6..226eeb7 100644
--- a/spec/api/fills_in_spec.rb
+++ b/spec/api/fills_in_spec.rb
@@ -144,6 +144,18 @@ describe "fills_in" do
     @session.fills_in "user[email]", :with => "foo@example.com"
     @session.clicks_button
   end
+
+  it "should work if the input type is not set" do
+    @session.response_body = <<-EOS
+      <form method="post" action="/login">
+        <input id="user_email" name="user[email]"  />
+        <input type="submit" />
+      </form>
+    EOS
+    @session.should_receive(:post).with("/login", "user" => {"email" => "foo@example.com"})
+    @session.fills_in "user[email]", :with => "foo@example.com"
+    @session.clicks_button
+  end
   
   it "should work with symbols" do
     @session.response_body = <<-EOS
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index feb04ac..015d1e8 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -16,8 +16,6 @@ else
   require File.join(File.dirname(__FILE__), "webrat", "#{ENV["TEST_MODE"]}", "helper.rb")
 end
 
-
-
 Spec::Runner.configure do |config|
   # Nothing to configure yet
 end
\ No newline at end of file
diff --git a/spec/webrat/merb/indifferent_access_spec.rb b/spec/webrat/merb/indifferent_access_spec.rb
new file mode 100644
index 0000000..9a92c6d
--- /dev/null
+++ b/spec/webrat/merb/indifferent_access_spec.rb
@@ -0,0 +1,48 @@
+require File.expand_path(File.dirname(__FILE__) + "/../../spec_helper")
+require File.expand_path(File.dirname(__FILE__) + "/helper")
+
+describe HashWithIndifferentAccess do
+  it "should not update constructor when not a hash" do
+    HashWithIndifferentAccess.should_receive(:update).never
+    HashWithIndifferentAccess.new('test')
+  end
+  
+  it "should get the default for key" do
+    h = HashWithIndifferentAccess.new(:test => 'me')
+    h.should_receive(:super).never
+    
+    h.default(:test).should == 'me'
+  end
+  
+  context "a hash with a test value applied" do
+    
+    setup do
+      @h = HashWithIndifferentAccess.new
+      @h[:test] = 'me'
+    end
+    
+    it "should assign a new value" do
+      @h[:test].should == 'me'
+    end
+    
+    it "should return true if asked for existing key" do
+      @h.key?(:test).should be_true
+    end
+  
+    it "should return array of values for keys" do
+      @h.values_at(:test).should == ['me']
+    end
+    
+    it "should merge with another hash" do
+      another = HashWithIndifferentAccess.new(:value => 'test')
+      @h.merge(another).values_at(:test, :value).should == ['me','test']
+    end
+  
+    it "should delete the key" do
+      @h.delete(:test)
+      @h.any?.should be_false
+      @h[:test].should be_nil
+    end
+    
+  end
+end
\ No newline at end of file
diff --git a/spec/webrat/merb/session_spec.rb b/spec/webrat/merb/session_spec.rb
new file mode 100644
index 0000000..237413d
--- /dev/null
+++ b/spec/webrat/merb/session_spec.rb
@@ -0,0 +1,43 @@
+require File.expand_path(File.dirname(__FILE__) + "/../../spec_helper")
+require File.expand_path(File.dirname(__FILE__) + "/helper")
+
+describe Webrat::Session do
+  
+  it "should not pass empty params if data is and empty hash" do
+    session = Webrat::Session.new
+    response = OpenStruct.new
+    response.status = 200
+    session.should_receive(:request).with('url', {:params=> nil, :method=>"GET", :headers=>nil}).and_return(response)
+    session.get('url', {}, nil)
+  end
+  
+  %w{post put delete}.each do |request_method|
+    it "should call do request with method #{request_method.upcase} for a #{request_method} call" do
+      session = Webrat::Session.new
+      response = OpenStruct.new
+      response.status = 200
+      
+      session.should_receive(:request).with('url', {:params=>nil, :method=>request_method.upcase, :headers=>nil}).and_return(response)
+      session.send(request_method, 'url', {}, nil)
+    end
+  end
+
+  context "a session with a response" do
+    
+    setup do
+      @session = Webrat::Session.new
+      @response = OpenStruct.new
+      @response.status = 200
+      @response.body = 'test response'
+      @session.instance_variable_set(:@response, @response)
+    end
+    
+    it "should return body of a request as a response_body" do
+      @session.response_body.should == @response.body
+    end
+    
+    it "should return status of a request as a response_code" do
+      @session.response_code.should == @response.status
+    end
+  end
+end
\ No newline at end of file