if(document.images) {
    bon = new Image
    bou = new Image
    bon.src = 'lay/menu1.gif'
    bou.src = 'lay/menu.gif'
  } 
else {
    bon = ""
    bou = ""
    document.menu1 = ""
    document.menu2 = ""
    document.menu3 = ""
    document.menu4 = ""
    document.menu5 = ""
    document.menu6 = ""
    document.menu7 = ""
    document.menu8 = ""
    document.menu9 = ""
    document.menu10 = ""
    document.menu11 = ""
	document.menu12 = ""
	document.menu13 = ""
	document.menu14 = ""
	document.menu15 = ""
	document.menu16 = ""
    document.mul = ""
  }

var bV=parseInt(navigator.appVersion);
var NS4 =(document.layers) ? true : false;
var IE4 = ((document.all)&&(bV>=4)) ? true : false;

window.onError = null;