var CURRENT_SUB_MENU = -1; function TopMenu_subMenuHeader_mouseOver(sub_menu_id) { if (document.getElementById('sub_menu'+sub_menu_id)) { document.getElementById('sub_menu'+sub_menu_id).className = 'sub_menu'; CURRENT_SUB_MENU = sub_menu_id; } } function TopMenu_subMenuHeader_mouseOut(sub_menu_id) { CURRENT_SUB_MENU = -1; setTimeout("TopMenu_subMenuHeader_mouseOutTimer('"+sub_menu_id+"')", 100); } function TopMenu_subMenuHeader_mouseOutTimer(sub_menu_id) { if (CURRENT_SUB_MENU != sub_menu_id && document.getElementById('sub_menu'+sub_menu_id)) { document.getElementById('sub_menu'+sub_menu_id).className = 'sub_menu_hidden'; } }