Now stuck with this "SCLICK" for a button

Code:
on *:dialog:ny:init:0:{
  dcx Mark $dname cb_n
  xdialog -b $dname +ty
  n_init
}
alias -l n_init {
  xdialog -c ny 1 button 1 1 100 200
  xdid -t ny 1 Button text
}
;0 0 61 133
alias cb_n {
  if ($1 == sclick) { did -f ny 2
  }
}