public void setJournals(Journals journals){
		this.journals = journals;

		combo.removeActionListener(this);
		combo.removeAllItems();
		if (journals!=null) {
			for (Journal journal : journals.getBusinessObjects()) {
				combo.addItem(journal);
			}
		}
		combo.addActionListener(this);
		combo.setEnabled(journals!=null);
		journalManagement.setEnabled(journals != null);
		setJournal(journals==null?null:journals.getCurrentObject());
	}