<!--
var ie4 = document.all;
var menu = 'glob0,glob1,glob2,glob3'.split(',');
for (var i=0; i<menu.length; i++) menu[menu[i]] = new Rollover(menu[i]);
var urlArr = document.location.href.split('./');
var chapter = urlArr[urlArr.length-2];

document.onmouseover = new Function('e',"if (ie4) var t = event.srcElement.name; else var t = e.target.name; if (menu[t] && t!=chapter) document.images[t].src = 'img/' + t + 'on.gif';");
document.onmouseout = new Function('e',"if (ie4) var t = event.srcElement.name; else var t = e.target.name; if (menu[t] && t!=chapter) document.images[t].src = 'img/' + t + 'off.gif';");

function Rollover(name){
	this.img = new Image();
	this.img.src = 'img/' + name + 'on.gif';
}
//-->