function cmSwitchPic(newsrc, targetId) {
    $('#'+targetId).attr('src', newsrc);
}

function cmSwitchProductPic(cwayId, imgIter, targetId) {
    var targ = $('#'+targetId);
    if (targ.length) {
        if (cwayId == null && imgIter == null) {
            srcId = opics[0];
        }
        else {
            srcId = cwpics[cwayId];
        }
        if (!srcId && opics[imgIter]) {
            srcId = opics[imgIter];
        }

        if (srcId) {
            targ.attr('src', srcId.src)
            if (srcId.zoom) {
                targ.parent().find('a.enlargelink').attr('href', cwImgURL + srcId.zoom).attr('rel', 'function:cmGetZoomImgList').show();
                return true;
            }
        }
        targ.parent().find('a.enlargelink').hide();
    }
}


var cmGetZoomImgList = function () {
    var res = new Array();
    for (var i in opics) {
        if (opics[i].zoom) {
            res.push( { href: cwImgURL + opics[i].zoom,
                        title: '' } );
        }
    }
    return res;
}


$(document).ready( function() {
    $('#colorwaySel').bind('change', function() { cmSwitchProductPic($(this).val(), null, 'mainPic'); });

    $('#productThumbList img').bind('click', function() { cmSwitchProductPic(null, $(this).attr('rel'), 'mainPic'); });

    cmSwitchProductPic(null, null, 'mainPic');

    tb_init('a.enlargelink');
});