// vim: set expandtab tabstop=3 shiftwidth=3 foldmethod=marker:
// ------------------------------------------------------------
//   Author: Brian Clark (brian@spamcop.net)
//     File: js/images.js
//  Created: 11:08:53 PM EDT Mon, April 28, 2008
// Modified: 01:58:46 AM EDT Wed, April 30, 2008
// ------------------------------------------------------------
var flipState = null;

if(document.images) {
   mapoff = new Image(); mapoff.src = 'images/findus.gif';
   mapon = new Image(); mapon.src =  'images/findus_color.gif';
   nav1off = new Image(); nav1off.src = 'images/navigation/1off.png'; 
   nav1on = new Image(); nav1on.src = 'images/navigation/1on.png';
   nav2off = new Image(); nav2off.src = 'images/navigation/2off.png';
   nav2on = new Image(); nav2on.src = 'images/navigation/2on.png';
   nav3off = new Image(); nav3off.src = 'images/navigation/3off.png';
   nav3on = new Image(); nav3on.src = 'images/navigation/3on.png';
   nav4off = new Image(); nav4off.src = 'images/navigation/4off.png';
   nav4on = new Image(); nav4on.src = 'images/navigation/4on.png';
   nav5off = new Image(); nav5off.src = 'images/navigation/5off.png';
   nav5on = new Image(); nav5on.src = 'images/navigation/5on.png';
   nav6off = new Image(); nav6off.src = 'images/navigation/6off.png';
   nav6on = new Image(); nav6on.src = 'images/navigation/6on.png';
   nav7off = new Image(); nav7off.src = 'images/navigation/7off.png';
   nav7on = new Image(); nav7on.src = 'images/navigation/7on.png';
   nav8off = new Image(); nav8off.src = 'images/navigation/8off.png';
   nav8on = new Image(); nav8on.src = 'images/navigation/8on.png';
}

function flip(imgName) {
   if(document.images) {
      document[imgName].src = eval(imgName + 'on.src');
      if (flipState != null && imgName != flipState && imgName != 'map') {
         document[flipState].src = eval(flipState + 'off.src');
      }
   }
}
function flop(imgName) {
   if(document.images) {
      if (imgName != flipState) {
         if (flipState != null) {
            document[flipState].src = eval(flipState + 'on.src');
         }
         document[imgName].src = eval(imgName + 'off.src'); 
      }
   }
}