<!--
/**
 * This method checks if all the characters in the string are
 * valid alphabetic characters.
 */
function isAlpha(pString)
{
   var lAllowedCharacters = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
   var lIsAlpha = true;
   var lCount = 0;

   while (lCount < pString.length)
   {
      if (lAllowedCharacters.indexOf(pString.charAt(lCount).toUpperCase()) < 0)
      {
         lIsAlpha = false;
      }
      lCount++;
   }
   return lIsAlpha;
}
-->