bool esbisiesto(int a)
{
	bool bisiesto=false;
    if(a%4==0)
       bisiesto=true;
    if((a%100==0) && (a%400!=0))
        bisiesto=false;
	return bisiesto;
}

unsigned int CalcularEdad(Fecha birthdate)
	{
		int AnioActual, AA, MesActual, MM, DiaActual, DD;
		int anio, Mes, Dia;

		int MonthDays[2][12]  = {
			//{31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31},
            //{31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31},
			{31, 28, 30, 31, 30, 31, 31, 31, 30, 31, 30, 31},
            {31, 29, 30, 31, 30, 31, 31, 31, 30, 31, 30, 31},
		};
		SYSTEMTIME time;
		GetLocalTime(&time);
		AA=birthdate.getAnyo();
		MM=birthdate.getMes();
		DD=birthdate.getDya();
		AnioActual=time.wYear;
		MesActual=time.wMonth;
		DiaActual=time.wDay;
		anio = AA-AnioActual;
		if( MesActual <= MM )
		{
			Mes = MM - MesActual;
		}
		else
		{
			Mes = MM+12-MesActual;
			anio = anio -1;
		}
		if( DiaActual <= DD )
		{
			Dia = DD - DiaActual;
		}
		else
		{
			Dia=DD+MonthDays[esbisiesto(AA)][MM-1]-DiaActual;
			Mes = Mes -1;
		}
		if( Mes < 0 )
		{
			anio = anio - 1;
			Mes = 12 + Mes;
		}
		unsigned int Arreglo=anio*-1;
		//Result = Format('Años: %.0f, Meses: %.0f, Dias: %.0f', [anio, Mes, Dia]);
		return Arreglo;
	}