if (document.images) {  /* Rollover javascript for navigation items */
	// preload level 1 buttons
	var aBtn = new Array();
	aBtn = ["","bookstore","executive","articles","career","meet","contact","home"];
	for (i=1;i<aBtn.length;i++) {
		eval("A"+i+"on = new Image();");	eval("A"+i+"off = new Image();"); eval("A"+i+"thisPage = new Image();");
		eval("A"+(i)+"on.src = \"/img/nav_"+aBtn[i]+"_r.gif\";");
		eval("A"+(i)+"off.src = \"/img/nav_"+aBtn[i]+"_0.gif\";");
		eval("A"+(i)+"thisPage.src = \"/img/nav_"+aBtn[i]+"_1.gif\";");
	}	
	function changeImages() {
	  if (document.images) {
	    for (var i=0; i<changeImages.arguments.length; i+=2) {
		  document[changeImages.arguments[i]].src = eval(changeImages.arguments[i+1] + ".src");
		}
	  }
	}
}
function imgOn(imgName) {
document[imgName].src=eval(imgName + "roll.src")
}
function imgOff(imgName) {
document[imgName].src=eval(imgName + "off.src")
}

/* Allows IE to recognize li:hover class in style sheet */
<!--//--><![CDATA[//><!--
startList = function() {
	if (document.all&&document.getElementById) {
		navRoot = document.getElementById("nav");
		for (i=0; i<navRoot.childNodes.length; i++) {
			node = navRoot.childNodes[i];
			if (node.nodeName=="LI") {
				node.onmouseover=function() {
					this.className+=" over";
				}
				node.onmouseout=function() {
					this.className=this.className.replace(" over", "");
				}
			}
		}
	}
}
window.onload=startList;
//--><!]]>