Need help with natural selection 3.2 crosshairs...

Hello, I was going to make another set of crosshairs for ns 3.2, but when I saw the crosshair's names and their text file, I really lost the track of making them. What is the system behind the text file and the name of the crosshairs for ns 3.2?
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26
weapon 320 320w 0 60 80 20
weapon_s 320 320w-s 0 60 80 20
ammo 320 640hud7 96 96 24 24
weapon 640 640aw1 0 45 170 45
weapon_s 640 640aw1-s 0 45 170 45
ammo 640 640hud7 96 96 24 24
v***This is the part I don't understand***v
crosshair_1 320 xhairaw3 0 0 40 40
crosshair_2 320 xhairaw4 0 0 40 40
crosshair_3 320 xhairmw3 0 0 40 40
crosshair_4 320 xhairmw4 0 0 40 40
crosshair_1 640 xhairaw3 0 0 40 40
crosshair_2 640 xhairaw4 0 0 40 40
crosshair_3 640 xhairmw3 0 0 40 40
crosshair_4 640 xhairmw4 0 0 40 40
crosshair_1 800 xhairaw3 40 0 50 50
crosshair_2 800 xhairaw4 40 0 50 50
crosshair_3 800 xhairmw3 40 0 50 50
crosshair_4 800 xhairmw4 40 0 50 50
crosshair_1 1024 xhairaw3 90 0 64 64
crosshair_2 1024 xhairaw4 90 0 64 64
crosshair_3 1024 xhairmw3 90 0 64 64
crosshair_4 1024 xhairmw4 90 0 64 64
crosshair_1 1280 xhairaw3 154 0 80 80
crosshair_2 1280 xhairaw4 154 0 80 80
crosshair_3 1280 xhairmw3 154 0 80 80
crosshair_4 1280 xhairmw4 154 0 80 80
^*** ***^
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