gistfile1.txt

        var cubeMaterialArray = [];
        cubeMaterialArray.push(new THREE.MeshBasicMaterial({ color: 0xff3333 }));
        cubeMaterialArray.push(new THREE.MeshBasicMaterial({ color: 0xff8800 }));
        cubeMaterialArray.push(new THREE.MeshBasicMaterial({ color: 0xffff33 }));
        cubeMaterialArray.push(new THREE.MeshBasicMaterial({ color: 0x33ff33 }));
        cubeMaterialArray.push(new THREE.MeshBasicMaterial({ color: 0x3333ff }));
        cubeMaterialArray.push(new THREE.MeshBasicMaterial({ color: 0x8833ff }));
        var cubeMaterials = new THREE.MeshFaceMaterial(cubeMaterialArray);
        var wall = new THREE.Mesh(new THREE.CubeGeometry(5, 45, 100, 1, 1, 1), materials);
        var wall2 = new THREE.Mesh(new THREE.CubeGeometry(5, 30, 100, 1, 1, 1), materials);
        var wall3 = new THREE.Mesh(new THREE.CubeGeometry(5, 25, 40, 1, 1, 1), materials);
        var geometry = new THREE.Geometry();
        THREE.GeometryUtils.merge(geometry, wall);
        THREE.GeometryUtils.merge(geometry, wall2);
        THREE.GeometryUtils.merge(geometry, wall3);
        var mesh = new THREE.Mesh(geometry, this.materials);