diff --git a/blockrotation.py b/blockrotation.py
index aec109c..ce5f6cb 100644
--- a/blockrotation.py
+++ b/blockrotation.py
@@ -2,6 +2,8 @@ from materials import alphaMaterials
 from numpy import array
 
 def RotateLeft(blocks, data):
+    
+    # Torches
     torchRotation = array([0, 4, 3, 1, 2, 5,
                            6, 7, 
                            
@@ -15,6 +17,7 @@ def RotateLeft(blocks, data):
     data[torchIndexes] = torchRotation[data[torchIndexes]]
     
     
+    # Rails
     railRotation = array([1, 0, 4, 5, 3, 2, 9, 6, 
                            7, 8, 
                            
@@ -23,7 +26,9 @@ def RotateLeft(blocks, data):
     railIndexes = (blocks == alphaMaterials.materialNamed("Rail"))
     print "Rotating rails: ", len(railIndexes.nonzero()[0]);
     data[railIndexes] = railRotation[data[railIndexes]]
-        
+      
+      
+    # Ladders
     ladderRotation = array([0, 1, 4, 5, 3, 2, 
         
                            6, 7,  #xxx more ladders
@@ -33,15 +38,63 @@ def RotateLeft(blocks, data):
     print "Rotating ladders: ", len(ladderIndexes.nonzero()[0]);
     data[ladderIndexes] = ladderRotation[data[ladderIndexes]]
     
+    
+    # Standing signs
     signIndexes = (blocks == alphaMaterials.materialNamed("Sign"))
     print "Rotating signs: ", len(signIndexes.nonzero()[0]);
     data[signIndexes] -= 4
     data[signIndexes] &= 0xf
     
+    
+    # Wall signs
     wallSignRotation = array([0, 1, 4, 5, 3, 2, 6, 7, 
                               8, 9, 10, 11, 12, 13, 14, 15]);
     
     wallSignIndexes = (blocks == alphaMaterials.materialNamed("Wall Sign"))
     print "Rotating wallsigns: ", len(wallSignIndexes.nonzero()[0]);
     data[wallSignIndexes] = wallSignRotation[data[wallSignIndexes]]
+    
+    
+    # Levers
+    leverRotation = array([0, 4, 3, 1, 2, 6, 5, 7,                         
+                           8, 12, 11, 9, 10, 14, 13, 15]) #thrown levers
+                           
+    leverIndexes = (blocks == alphaMaterials.materialNamed("Lever"))
+    print "Rotating levers: ", len(leverIndexes.nonzero()[0]);
+    data[leverIndexes] = leverRotation[data[leverIndexes]]
+    
+    
+    # Doors
+    doorRotation = array([3, 2, 1, 0, 
+                          7, 6, 5, 4, #swung door
+                          11, 10, 9, 8, #top half
+                          15, 14, 13, 12]) #top half swung
+                           
+    doorIndexes = (blocks == alphaMaterials.materialNamed("Iron Door") ) | (blocks == alphaMaterials.materialNamed("Wooden Door"))
+    print "Rotating doors: ", len(doorIndexes.nonzero()[0]);
+    data[doorIndexes] = doorRotation[data[doorIndexes]]
+    
+    
+    # Buttons
+    buttonRotation = array([0, 4, 3, 1, 2, 5, 6, 7,                         
+                            8, 12, 11, 9, 10, 13, 14, 15]) #pressed buttons, unusual
+                           
+    buttonIndexes = (blocks == alphaMaterials.materialNamed("Stone Button"))
+    print "Rotating buttons: ", len(buttonIndexes.nonzero()[0]);
+    data[buttonIndexes] = buttonRotation[data[buttonIndexes]]
+    
+    
+    # Stairs
+    stairRotation = array([3, 2, 0, 1, 4, 5, 6, 7,                         
+                           8, 9, 10, 11, 12, 13, 14, 15])
+                           
+    stairIndexes = (blocks == alphaMaterials.materialNamed("Wooden Stair")) | (blocks == alphaMaterials.materialNamed("Stone Stair"))
+    print "Rotating stairs: ", len(stairIndexes.nonzero()[0]);
+    data[stairIndexes] = stairRotation[data[stairIndexes]]
+    
+    
+    
+    
+    
+    
         
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