     4: 75
     5: 108
     6: 155
+    "#{BLOCK_LEVEL}": 1000
+
 
 
    PARENT_POSITION_COST = 500

     parent = node.parent()
     cost = 0

     if parent?
      cost += @getNodeBreakCost parent
      while parent?
       pos = (@getOffsetTop node.elem, @elems.main) -
             (@getOffsetTop parent.elem, @elems.main)
       cost += @_parentPositionCost pos
       parent = parent.parent()
     else
      if node.type isnt 'article'
       throw new Error 'Node without a parent'

     return cost


 (Base, TYPES) ->

   PREFIX = 'wallapatta_'
   BLOCK_LEVEL = 10

   INF = 1e10

