function her_stripeTables() {

    var table = document.getElementsByTagName( "table" );

    for ( var t = 0; t < table.length; t ++ ) {

        if ( table[ t ].className == "tableArea" ) {

            var tbody = table[ t ].getElementsByTagName( "tbody" );

            for ( var b = 0; b < tbody.length; b ++ ) {

                var tr = tbody[ b ].getElementsByTagName( "tr" );

                for ( var r = 0; r < tr.length; r ++ )
                    if ( r & 1 )
                        tr[ r ].className = 'tr-odd';
            }
        }
    }
}