gridData4.horizontalAlignment = org.eclipse.swt.layout.GridData.FILL;
gridData4.grabExcessHorizontalSpace = true;
gridData4.grabExcessVerticalSpace = true;
gridData4.verticalSpan = 2;
gridData4.verticalAlignment = org.eclipse.swt.layout.GridData.FILL;
tPeriods = new Table(group, SWT.BORDER | SWT.FULL_SELECTION);
tPeriods.setHeaderVisible(true);
tPeriods.setLayoutData(new org.eclipse.swt.layout.GridData(GridData.FILL, GridData.FILL, true, true, 1, 3));
tPeriods.setLinesVisible(true);
tPeriods.addSelectionListener(new org.eclipse.swt.events.SelectionAdapter() {
public void widgetSelected(org.eclipse.swt.events.SelectionEvent e) {