/* Калькулятор */
 void Button5Click(object sender, EventArgs e)
 {
     FormServiceCalculator Calc = new FormServiceCalculator(true);
     Calc.TextBoxReturnValue = this.textBox4;
     Calc.MdiParent = ClassForms.Rapid_Client;
     Calc.Show();
 }
 /* калькулятор --------------------------------------------------*/
 void ShowCalc()
 {
     FormServiceCalculator Calc = new FormServiceCalculator(true);
     Calc.valuePaste = false;
     Calc.MdiParent = ClassForms.Rapid_Administrator;
     Calc.Show();
 }