private void refreshTable() {
		if (modelHR.getRowCount() > 0) {
		    for (int i = modelHR.getRowCount() - 1; i > -1; i--) {
		    	modelHR.removeRow(i);
		    }
		}
		try {
			populateTable();
		} catch (Throwable e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
	}