pro resetidl
; this procedure resets system variables to the IDL defaults

!p.title = ""
!p.thick = 1.0
!p.position = [0,0,0,0]
!p.multi=[0,0,0,0,0]

!x.title = ""
!y.title = ""
!z.title = ""

!x.range=[0,0]
!y.range=[0,0]
!z.range=[0,0]

!x.margin = [10,3]
!y.margin = [10,3]
!z.margin = [10,3]

!x.tickname = ""
!y.tickname = ""
!z.tickname = ""

!x.ticks = 0
!y.ticks = 0
!z.ticks = 0

!x.ticklen = 0
!y.ticklen = 0
!z.ticklen = 0

!x.minor = 0
!y.minor = 0
!z.minor = 0

return
end