nodejs list modules

1cd sample
2npm -g list
3  /opt/bitnami/nodejs/lib
4+-- coffee-script@1.3.3
5+-- colors@0.6.0-1
6...
7+-- express@2.5.9
8| +-- connect@1.8.7
9| +-- qs@0.4.2
10| +-- cliff@0.1.7
11...
12| | +-- colors@0.6.0-1
13+-- jade@0.26.0
14| +-- commander@0.5.2
15| +-- mkdirp@0.3.0
16+-- node-dev@0.2.3
17+-- npm@1.1.21
18| +-- abbrev@1.0.3
19| +-- node-gyp@0.4.1
20| | +-- ansi@0.0.4
21| +-- uid-number@0.0.3
22| +-- which@1.0.5
23+-- uglify-js@1.2.6
24