# File rbSnack/tkSnack.rb, line 921
  def newArgsCheck( inGain, outGain, delay, decay, *args)
    raise "inGain must be between 0.0 and 1.0" unless 0.0<=inGain and inGain<=1.0
    raise "outGain must be between 0.0 and 1.0" unless 0.0<=outGain and outGain<=1.0
    raise "delay, decay must be in pairs" unless args.length%2==0
  end