var viewer = Crocodoc.createViewer(myEl, {
    url: 'https://view-api.box.com/1/sessions/78983c8bd83b4b03ac719d0f072a7d1d/assets/',
    plugins: {
        'page-manipulator': {
            pages: [
                {
                    page: 1, // re-use (duplicate) page 1
                    replace: 2, // replace the original page 1
                    // override whatever links were already on this page
                    links: [{uri: 'https://static.view-api.box.com/images/spindoge.gif', bbox:[0, 0, 375, 285]}],
                    dimensions: { width: 375, height: 285 }
                },
                {
                    page: 1, // re-use page 1 again
                    after: 3 // after page 3
                },
                {
                    // override default dimensions (NOTE: dimensions are in pt)
                    dimensions: { width: 375, height: 285 },
                    replace: 3, // replace page 3
                    content: '<svg width="100%" height="100%"><image x="0" y="0" width="500" height="380" xlink:href="https://static.view-api.box.com/images/spindoge.gif"></image></svg>',
                    links: [{uri: 'https://static.view-api.box.com/images/spindoge.gif', bbox:[0, 0, 375, 285]}]
                },
                {
                    dimensions: { width: 300, height: 300 },
                    after: -1, // after the last page
                    content: '<form action="#"><input name="foo"/><input type="submit" value="go"/></form>'
                },
                {
                    page: 1, // re-use page 1 again
                    before: -3 // before the 3rd from last page
                },
                {
                    remove: 5 // remove page 5
                }
            ]
        }
    }
}); 
viewer.load();