#The level structure must begin with the word "pipenightdreams"
pipenightdreams{
  speed=13                       #defines the speed of the flow, must be >=1
  level=1                      #not used
  start_delay=1500              # between 0..2000
  graph_dir="pipes_wire"        #first directory to search for graphics
  graph_dir="flow_blue"
  graph_dir="arrows_grey"
  graph_dir="default"
  restrict_coef=0               #defines the % of restricted connections
  fixed_coef=100                #defines the % of fixed pipes
  background=mosaic	        #defines the type of the background
  required=50
  entry{                        #entry attributes block
    row=0
    column=0
    side=east
  }
  exit{                         #exit attributes block
    row=7
    column=8
    side=west
  }
}