while (!myfile.IsEof()) {
     String l = myfile.GetLine();
     CParser p(l);
     while(!p.IsEof()) {
        double val;
        if(!p.IsNumber()) {
            PromptOK("Field containing non-valid number found");
            return;
        }
        double val = p.ReadDouble();
        vals.AddTail(val);
        wavelet.Add(val);
        p.Char(',');
     }
}