Weird...
Try:
Does this at least give you different crosshairs?
Edit: V-Man has come to save the day. :)
Try:
[SELECT ALL] Code:
//crosshairs
loadcrosshair c_2.png 0 //knife
loadcrosshair b_5.png 1 //pistol
loadcrosshair d_2.png 2 //shotgun
loadcrosshair d_3.png 3 //subgun
loadcrosshair d_4.png 5 //assaultrifle
loadcrosshair a_2.png 6 //grenades
Does this at least give you different crosshairs?
Edit: V-Man has come to save the day. :)