function myMouseOut() {
		timer=setTimeout("hideSubMenu()",1000);
	}
                function showSubMenu(menuId){
						// alert(brwsVer);
                        if (brwsVer>=4) {
                                if (curSubMenu!='') hideSubMenu();
                                if (document.all) {
                                        eval('document.all.'+menuId).style.visibility='visible';
                                } else {
                                        // eval('document.'+menuId).visibility='show';
										document.getElementById(menuId).style.visibility='visible';
                                }
                                curSubMenu=menuId;
                        } else {
							eval('document.'+menuId).visibility='show';
						}
                }

                function hideSubMenu(){
                        if (brwsVer>=4) {
                                if (document.all) {
                                        eval('document.all.'+curSubMenu).style.visibility='hidden';
                                } else {
                                        // eval('document.'+curSubMenu).visibility='hide';
										document.getElementById(curSubMenu).style.visibility='hidden';
                                }
                                curSubMenu='';
                        }
                }

                var brwsVer=parseInt(navigator.appVersion);
                var timer;
                var curSubMenu='';