private void initTablesStructure() {
DefaultTableModel model = new DefaultTableModel();
Vector columnNames = new Vector();
BudgetSettingClass budgetSettingObject = (BudgetSettingClass)ClassManager.createClass(539);
Iterator columnsIter = budgetSettingObject.getColumns().iterator();
int n = 0;
while (columnsIter.hasNext()) {
Column column = (Column)columnsIter.next();
columnNames.add(column.toString());
if (n == 3)