sed 's#<widget class="GtkMenuItem" id="hmw_check_for_updates_menu_item">\n<property name="visible">True</property>#<widget class="GtkMenuItem" id="hmw_check_for_updates_menu_item">\n<property name="visible">False</property>#' main.glade |grep -A4 hmw_check_for_updates_menu_item
                    <widget class="GtkMenuItem" id="hmw_check_for_updates_menu_item">
                      <property name="visible">True</property>
                      <property name="label" translatable="yes">_Check for Updates...</property>
                      <property name="use_underline">True</property>
                      <signal name="activate" handler="hmw_check_for_updates" last_modification_time="Tue, 13 Jul 2004 19:21:45 GMT"/>