// JScript File

function change_img(obj, move, level) {
    var slevel = '';

    for (var i = 0; i < level; i++) {
        slevel += '../';
    }

    var img;
    if (move) {
        img = slevel + '/images/m_cellbg1.png';
    }
    else {
        img = slevel + '/images/m_cellbg.png';
    }

    $(obj).css('background-image', 'url(' + img + ')');
}