private void evalSumTime(cReportFormulaInt fint)
{
if (fint.getVariables().item(C_SUMTIME) == null)
{
fint.getVariables().add(null, C_SUMTIME).setValue(new cStructTime());
}
cReportVariable w_item = fint.getVariables().item(C_SUMTIME);
// the SumTime if for dates
//
pSumTimes((cStructTime)w_item.getValue(),
DateTime.Parse(m_report.getValue(fint.getParameters().item(0).getValue(), true).ToString()));
}