function widget:GetInfo()
  return {
    name      = "UHMU update marker",
    desc      = "Marks UHMUs",
    author    = "Google Frog",
    date      = "June 20, 2012",
    license   = "GNU GPL, v2 or later",
    layer     = 0,
    enabled   = true --  loaded by default?
  }
end

function widget:UnsyncedHeightMapUpdate(x1,z1,x2,z2)
	x1 = x1*8
	z1 = z1*8
	Spring.MarkerAddPoint(x1,0,z1)
end