     next: ->
       @hideStep(@_current)
       @showNextStep()
+
+    # Hide current step and show prev step
+    prev: ->
+      @hideStep(@_current)
+      @showPrevStep()
 
     # End tour
     end: ->

# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
# 
#     http://www.apache.org/licenses/LICENSE-2.0
# 
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

        title: "",
        content: "",
        next: i + 1,
        prev:i - 1,
        end: i == @_steps.length - 1,
        animation: true
      }, @_steps[i])
