var images= new Array();
var alts= new Array();
images[images.length]="var/dehs/storage/images/header_images/davenport_evans_new/4396-1-eng-US/davenport_evans_new.jpg";

alts[alts.length]="Davenport Evans Lawyers";

var index=parseInt(Math.random() * images.length);

document.write("<img src='/" + images[index] + "' alt='" + alts[index] + "' usemap='#logo' />");