if (document.images) {
nav1 = new Image();nav1.src = 'images/nav_books.jpg';
nav1a = new Image();nav1a.src = 'images/nav_books_over.jpg';
nav2 = new Image();nav2.src = 'images/nav_jonathon.jpg';
nav2a = new Image();nav2a.src = 'images/nav_jonathon_over.jpg';
nav3 = new Image();nav3.src = 'images/nav_news.jpg';
nav3a = new Image();nav3a.src = 'images/nav_news_over.jpg';
nav4 = new Image();nav4.src = 'images/nav_journalism.jpg';
nav4a = new Image();nav4a.src = 'images/nav_journalism_over.jpg';
nav5 = new Image();nav5.src = 'images/nav_contact.jpg';
nav5a = new Image();nav5a.src = 'images/nav_contact_over.jpg';

subnav1 = new Image();subnav1.src = 'images/subnav_blue.jpg';
subnav1a = new Image();subnav1a.src = 'images/subnav_blue_over.jpg';
subnav2 = new Image();subnav2.src = 'images/subnav_visible.jpg';
subnav2a = new Image();subnav2a.src = 'images/subnav_visible_over.jpg';
subnav3 = new Image();subnav3.src = 'images/subnav_shadow.jpg';
subnav3a = new Image();subnav3a.src = 'images/subnav_shadow_over.jpg';
subnav4 = new Image();subnav4.src = 'images/subnav_eye.jpg';
subnav4a = new Image();subnav4a.src = 'images/subnav_eye_over.jpg';
subnav5 = new Image();subnav5.src = 'images/subnav_acts.jpg';
subnav5a = new Image();subnav5a.src = 'images/subnav_acts_over.jpg';
subnav6 = new Image();subnav6.src = 'images/subnav_killing.jpg';
subnav6a = new Image();subnav6a.src = 'images/subnav_killing_over.jpg';

top1 = new Image();top1.src = 'images/jon1.jpg';
top1a = new Image();top1a.src = 'images/jon1_over.jpg';
top2 = new Image();top2.src = 'images/jon3.jpg';
top2a = new Image();top2a.src = 'images/jon3_over.jpg';
top3 = new Image();top3.src = 'images/jon5.jpg';
top3a = new Image();top3a.src = 'images/jon5_over.jpg';
top4 = new Image();top4.src = 'images/jon7.jpg';
top4a = new Image();top4a.src = 'images/jon7_over.jpg';
top5 = new Image();top5.src = 'images/jon10.jpg';
top5a = new Image();top5a.src = 'images/jon10_over.jpg';


}
function di(id,name){
  if (document.images) {document.images[id].src=eval(name+".src"); }
}

// function that displays status bar message

function dm(msgStr) {
  document.returnValue = false;
  if (document.images) { 
     window.status = msgStr;
     document.returnValue = true;
  }
}
var showMsg = navigator.userAgent != "Mozilla/4.0 (compatible; MSIE 4.0; Mac_PowerPC)";
function dmim(msgStr) {
  document.returnValue = false;
  if (showMsg) { 
    window.status = msgStr;
    document.returnValue = true;
  }
}