$(document).ready(function(){
            var options = {
                resizeLgImages:     true,
                displayNav:         false,
                handleUnsupported:  'remove',
                keysClose:          ['s'], // c or esc
                keysPrev: ['t',37],
                keysNext: ['n',39],
                autoplayMovies:     false,
                overlayOpacity: .78,
                continuous: true,
                counterType: 'skip',
                animSequence: 'sync',
                displayNav: 'true'               
            };    
            Shadowbox.init(options);
        });