if (document.images) {
nav1 = new Image();nav1.src = 'images/nav_who.gif';
nav1a = new Image();nav1a.src = 'images/nav_who_over.gif';
nav2 = new Image();nav2.src = 'images/nav_books.gif';
nav2a = new Image();nav2a.src = 'images/nav_books_over.gif';
nav3 = new Image();nav3.src = 'images/nav_news.gif';
nav3a = new Image();nav3a.src = 'images/nav_news_over.gif';
nav4 = new Image();nav4.src = 'images/nav_events.gif';
nav4a = new Image();nav4a.src = 'images/nav_events_over.gif';
nav5 = new Image();nav5.src = 'images/nav_meanderings.gif';
nav5a = new Image();nav5a.src = 'images/nav_meanderings_over.gif';
nav6 = new Image();nav6.src = 'images/nav_mixed.gif';
nav6a = new Image();nav6a.src = 'images/nav_mixed_over.gif';
nav7 = new Image();nav7.src = 'images/nav_contact.gif';
nav7a = new Image();nav7a.src = 'images/nav_contact_over.gif';

subnav1 = new Image();subnav1.src = 'images/subnav_grave.gif';
subnav1a = new Image();subnav1a.src = 'images/subnav_grave_over.gif';
subnav2 = new Image();subnav2.src = 'images/subnav_living.gif';
subnav2a = new Image();subnav2a.src = 'images/subnav_living_over.gif';
subnav3 = new Image();subnav3.src = 'images/subnav_wrong.gif';
subnav3a = new Image();subnav3a.src = 'images/subnav_wrong_over.gif';
subnav4 = new Image();subnav4.src = 'images/subnav_hornbill.gif';
subnav4a = new Image();subnav4a.src = 'images/subnav_hornbill_over.gif';
subnav5 = new Image();subnav5.src = 'images/subnav_shanghaied.gif';
subnav5a = new Image();subnav5a.src = 'images/subnav_shanghaied_over.gif';

mixed1 = new Image();mixed1.src = 'images/mixed_photos.gif';
mixed1a = new Image();mixed1a.src = 'images/mixed_photos_over.gif';
mixed2 = new Image();mixed2.src = 'images/mixed_audio.gif';
mixed2a = new Image();mixed2a.src = 'images/mixed_audio_over.gif';
mixed3 = new Image();mixed3.src = 'images/mixed_video.gif';
mixed3a = new Image();mixed3a.src = 'images/mixed_video_over.gif';
mixed4 = new Image();mixed4.src = 'images/mixed_print.gif';
mixed4a = new Image();mixed4a.src = 'images/mixed_print_over.gif';

}
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;
  }
}


function popup(url){
	newwindow=window.open(url,"photo","width=620,height=550,resizable,location=no,scrollbars=yes,status=no,screenX=100,screenY=100,top=100,left=100");
	newwindow.focus();
	}