def lookupFieldNameFromID( fid, dbid=nil )
     getSchema(dbid) if dbid
      name = nil
      if @fields
            field = lookupField( fid ) if fid
            label = field.elements[ "label" ] if field
            name = label.text if label
      end
      name
   end
def lookupFieldNameFromID( fid, dbid=nil )
     getSchema(dbid) if dbid
      name = nil
      if @fields
            field = lookupField( fid ) if fid
            label = field.elements[ "label" ] if field
            name = label.text if label
      end
      name
   end
Gets a field name (i.e. QuickBase field label) using a field ID.
 getSchema() or doQuery()  should be called before this if you don't supply the dbid.