#include
makeMap()
x		A:		Load map file
B:		Pass map data
C:		Draw new map


x			- A: Load map file -
			Request a map XML file
			Wait for map to load, then...
			Request chipset image files
			Wait for all requested chipset images, then...
			draw map

- B: Pass map data -
Request chipset image files
Wait for all requested chipset images, then...
draw map

- C: Draw new map (layer, chipset) -
Receives new data
Request chipset image files
Wait for all requested chipset images, then...
draw map

x			- C: Draw new map (layer, chipset) -
			Create layer
			Request a chipset image file
			Wait for all requested chipset images, then...

			- C: Draw new map (chipset, layer) -
			Request a chipset image file
			Wait for all requested chipset images, then...
			Create layer