public void onArrivalChange()
{
if (!string.IsNullOrWhiteSpace(arrivalRate.text))
{
arrivalMechanism.arrivalRate = float.Parse(arrivalRate.text);
}
else
{
arrivalMechanism.arrivalRate = 0;
}
arrivalMechanism.calculations();//redraw all variables dependant on this change
serviceProcess.calculations();
}
