   showFakePrevMarks: () ->
     # console.log 'showFakePrevMarks()'
     @zoomOut( =>
-      maxMarks = 2
-      minMarks = 0 
+      maxMarks = 5
+      minMarks = 1 
       howMany = Math.floor( Math.random() * (maxMarks-minMarks) + minMarks )
       # console.log 'randomly generating ', howMany, ' (fake) marks' # DEBUG
       @generateFakePrevMarks( howMany )


class Marks
  constructor: -> @all = []
  create: (mark) -> document.getElementById('marks-container').appendChild(mark.element)
  add: (mark) -> @all.push(mark)

  remove: (mark) ->

    window.addEventListener 'mousemove', @onMouseMove
    window.addEventListener 'mouseup', @onMouseUp
    window.addEventListener 'touchmove', @onMouseMove
    window.addEventListener 'touchend' , @onTouchEnd

    @element.parentNode.appendChild(@element) #move to end of container for z index

