UtopiaAddOnExamples/building_effects_table.js

function read_building_effects_table() {
   var result;
   var table;
   var tbody;
   var td;
   var th
   var tr;
   var tr_array;
   var tr_index;
   
   result = new Object();
   table = document.getElementById('council-internal-build-effects');
   tbody = table.getElementsByTagName('tbody')[0];
   tr_array = tbody.getElementsByTagName('tr');
   
   for (tr_index = 0; tr_index < tr_array.length; tr_index++) {
      tr = tr_array[tr_index];
      th = tr.getElementsByTagName('th')[0];
      td = tr.getElementsByTagName('td')[0];
      result[tr_index] = th.innerHTML;
      result[th.innerHTML] = td.innerHTML;
   }
   
   return result;
}

function alert_building_effects_table() {
   var i, k, m, r;

   r = read_building_effects_table();
   i = 0;
   k = r[i];
   m = '';
   
   while (k) {
      m += String(k);
      m += ': '
      m += String(r[k]);
      m += ";\n";
      i++;
      k = r[i];
   }
   
   alert(m);
}