function get_random(number)
   { 
      return Math.floor(Math.random() * number); 
   }

   function shuffle(a)
   {
      var selected, temp;
      var length = a.length;

      for (var i = 0; i < length; i++)
      {
         selected = get_random(length - i) + i;
         temp = a[i];
         a[i] = a[selected];
         a[selected] = temp;
      }
   }

   function random_photo()
   {    
      var photoc = 13;
      var photos = new Array(photoc);
    
      photos[0] = "../images/photos/low_dv697060_small.jpg";
      photos[1] = "../images/photos/low_pdgr049646_small.jpg";
      photos[2] = "../images/photos/low_bld029139_small.jpg";
      photos[3] = "../images/photos/low_202721rke_small.jpg";
      photos[4] = "../images/photos/low_dvs023888_small.jpg";
      photos[5] = "../images/photos/low_is550351_small.jpg";
      photos[6] = "../images/photos/AA012324_4_small.jpg";
      photos[7] = "../images/photos/57226391_4_small.jpg";
      photos[8] = "../images/photos/low_cr15410034_small.jpg";
      photos[9] = "../images/photos/56085928_4_small.jpg";
      photos[10] = "../images/photos/low_pdss017076_small.jpg";
      photos[11] = "../images/photos/low_pdv075157_small.jpg";
      photos[12] = "../images/photos/low_dp1778127_small.jpg";

      var choice = get_random(photoc);
      document.writeln('<img alt="Person with SCI" src="' + photos[choice] + '" />');
   }

   function random_menu_photos()
   {    
      var photoc = 13;
      var photos = new Array(photoc);
    
      photos[0] = "images/photos/low_dv697060_menu.jpg";
      photos[1] = "images/photos/low_pdgr049646_menu.jpg";
      photos[2] = "images/photos/low_bld029139_menu.jpg";
      photos[3] = "images/photos/low_202721rke_menu.jpg";
      photos[4] = "images/photos/low_dvs023888_menu.jpg";
      photos[5] = "images/photos/low_is550351_menu.jpg";
      photos[6] = "images/photos/AA012324_4_menu.jpg";
      photos[7] = "images/photos/57226391_4_menu.jpg";
      photos[8] = "images/photos/low_cr15410034_menu.jpg";
      photos[9] = "images/photos/56085928_4_menu.jpg";
      photos[10] = "images/photos/low_pdss017076_menu.jpg";
      photos[11] = "images/photos/low_pdv075157_menu.jpg";
      photos[12] = "images/photos/low_dp1778127_menu.jpg";

      shuffle(photos);
      document.writeln('<img alt="Person with SCI" src="' + photos[0] + '" /></td>');
      document.writeln('<td><img alt="Person with SCI" src="' + photos[1] + '" /></td>');
      document.writeln('<td><img alt="Person with SCI" src="' + photos[2] + '" /></td>');
      document.writeln('<td><img alt="Person with SCI" src="' + photos[3] + '" />');
   }