diff --git a/.gitignore b/.gitignore
index 18c8458..de16ecc 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,4 +5,4 @@ doc
 ri
 email.txt
 .svn
-
+log
diff --git a/lib/webrat/mechanize.rb b/lib/webrat/mechanize.rb
index 5ca0da5..77d0f77 100644
--- a/lib/webrat/mechanize.rb
+++ b/lib/webrat/mechanize.rb
@@ -1,27 +1,39 @@
 require "mechanize"
 
 module Webrat
-  class MechanizeSession < Session #:nodoc:
+  class MechanizeSession < Session
+    
+    attr_accessor :response
+    alias :page :response
     
     def initialize(mechanize = WWW::Mechanize.new)
       super()
       @mechanize = mechanize
     end
     
-    def get(url, data)
-      @mechanize_page = @mechanize.get(url, data)
+    def get(url, data, headers_argument_not_used = nil)
+      @response = @mechanize.get(url, data)
     end
 
-    def post(url, data)
-      @mechanize_page = @mechanize.post(url, data)
+    def post(url, data, headers_argument_not_used = nil)
+      post_data = data.inject({}) do |memo, param|
+        case param.last
+        when Hash
+          param.last.each {|attribute, value| memo["#{param.first}[#{attribute}]"] = value }
+        else
+          memo[param.first] = param.last
+        end
+        memo
+      end
+      @response = @mechanize.post(url, post_data)
     end
 
     def response_body
-      @mechanize_page.content
+      @response.content
     end
 
     def response_code
-      @mechanize_page.code.to_i
+      @response.code.to_i
     end
       
   end
diff --git a/spec/webrat/mechanize/mechanize_session_spec.rb b/spec/webrat/mechanize/mechanize_session_spec.rb
index aa5077e..452d3b7 100644
--- a/spec/webrat/mechanize/mechanize_session_spec.rb
+++ b/spec/webrat/mechanize/mechanize_session_spec.rb
@@ -12,4 +12,25 @@ describe Webrat::MechanizeSession do
       @mech.headers.should == {}
     end
   end
+  
+  describe "post" do
+    def url
+      'http://test.host/users'
+    end
+    
+    def data
+      {:user => {:first_name => 'Nancy', :last_name => 'Callahan'}}
+    end
+    
+    def flattened_data
+      {'user[first_name]' => 'Nancy', 'user[last_name]' => 'Callahan'}
+    end
+    
+    it "should flatten model post data" do
+      mechanize = mock :mechanize
+      mechanize.should_receive(:post).with(url, flattened_data)
+      
+      Webrat::MechanizeSession.new(mechanize).post(url, data)
+    end
+  end
 end
\ No newline at end of file