image1 = new Image();
image1.src="/images/email_over.gif";
image2 = new Image();
image2.src="/images/bookstore_over.gif";
image3 = new Image();
image3.src="/images/intranet_over.gif";
image4 = new Image();
image4.src="/images/library_over.gif";
image5 = new Image();
image5.src="/images/subnav_bullet.gif";
image6 = new Image();
image6.src="/images/nav_arrow.gif";




function displayWindow(url, width, height) {
        var Win = window.open(url,"displayWindow",'width=' + width + ',height=' + height + ',resizable=1,scrollbars=no,menubar=no,status=no' );
}


function init() {
  if (!document.getElementById) return
  var imgOriginSrc;
  var imgTemp = new Array();
  var imgarr = document.getElementsByTagName('img');
  for (var i = 0; i < imgarr.length; i++) {
    if (imgarr[i].getAttribute('jsrc')) {
        imgTemp[i] = new Image();
        imgTemp[i].src = imgarr[i].getAttribute('src');
		imgarr[i].setAttribute('src', imgTemp[i].src);
        imgarr[i].onmouseover = function() {
			imgOriginSrc = this.getAttribute('src');
            this.setAttribute('src',this.getAttribute('jsrc'))
        }
        imgarr[i].onmouseout = function() {
			if (imgOriginSrc) {
				this.setAttribute('src',imgOriginSrc);
			}
        }
    }
  }
}
onload=init;

function displayWindow(url, width, height) {
	var Win = window.open(url,"displayWindow",'width=' + width + ',height=' + height + ',resizable=1,scrollbars=yes,menubar=no,status=no' );

}