//////////////////////////
function ImageBrowsingKeydownHandler( e, mfHandle ) {
//////////////////////////

    if (!e) { e = window.event; }
    if (e.type!='keydown') { return; }

    switch (e.keyCode) {

        case 37:    // left_arrow
                    mfHandle.Previous();
                    break;

        case 39:    // right_arrow
                    mfHandle.Next();
                    break;
        default:
    }
}

///////////////////////////
function PortaMagicFooter( footerStr ) {
///////////////////////////

    var p_link = '<BR><a href="http://wclathan.com/Non-Historic_Stuff/bike_rides.htm"target="_top"><font color="#FF0000" size="+1">Back to Fun Image Intro</font></a>';
    return footerStr.replace( / Porta/g, p_link );
}