anchor.diff:                      <td></td>
                       <td></td>
                       <td></td>
  -                    <td><input type="text" value="-Infinity" size="10"></td>
  -                    <td><input type="text" value="Infinity" size="10"></td>
  +                    <td><input type="text" value="-Infinity" size="10" id="lowNormal_G_0" class="lowNormal" onchange="normalRangeCheck('0', 'low');"></td>
  +                    <td><input type="text" value="Infinity" size="10" id="highNormal_G_0" class="highNormal" onchange="normalRangeCheck('0', 'high');"></td>
                       <td></td>
                       <td></td>
                       <td></td>
  
positive.code:                 }
              }
  
  
              lowValidValue = +lowValid.val();
              if( lowValidValue != "-Infinity" &&
                      lowValidValue != lowValid.val() ){
  
negative.code:                     <td></td>
                      <td></td>
                      <td></td>
                      <td><input type="text" value="-Infinity" size="10" id="lowNormal_G_index" class="lowNormal" onchange="normalRangeCheck('index', 'low');"></td>
                      <td><input type="text" value="Infinity" size="10" id="highNormal_G_index" class="highNormal" onchange="normalRangeCheck('index', 'low');"></td>
                      <td></td>
                      <td></td>
                      <td></td>
  