Three.js camera stuff

gistfile1.txt

 var $curVideo = $('#cur-video');
            var curVidWidth = parseInt($curVideo.attr('data-width'),10);
            var curVidHeight = parseInt($curVideo.attr('data-height'),10);


            var aspect = curVidWidth / curVidHeight;
            camera = new THREE.PerspectiveCamera(45, aspect, 0.1, 10000);

            var vFOV = camera.fov * Math.PI / 180;
            var hFOV = 2 * Math.atan( Math.tan( vFOV / 2 ) * aspect );

            var newZ = curVidHeight / (2* Math.tan(vFOV/2));
            camera.position.z = newZ;