npm/nodeの最新リリースにjqueryをインストールできないようです。スタックトレースは次のとおりです。
npm http GET https://registry.npmjs.org/jquery
npm http 304 https://registry.npmjs.org/jquery
npm http GET https://registry.npmjs.org/jsdom
npm http GET https://registry.npmjs.org/htmlparser/1.7.6
npm http GET https://registry.npmjs.org/xmlhttprequest
npm http GET https://registry.npmjs.org/location/0.0.1
npm http GET https://registry.npmjs.org/navigator
npm http 304 https://registry.npmjs.org/jsdom
npm http 304 https://registry.npmjs.org/xmlhttprequest
npm http 304 https://registry.npmjs.org/location/0.0.1
npm http 304 https://registry.npmjs.org/htmlparser/1.7.6
npm http 304 https://registry.npmjs.org/navigator
npm http GET https://registry.npmjs.org/cssom
npm http GET https://registry.npmjs.org/contextify
npm http GET https://registry.npmjs.org/request
npm http 304 https://registry.npmjs.org/contextify
npm http 304 https://registry.npmjs.org/cssom
npm http 304 https://registry.npmjs.org/request
npm http GET https://registry.npmjs.org/bindings
npm http 304 https://registry.npmjs.org/bindings
> contextify@0.1.3 install /root/node_modules/jquery/node_modules/jsdom/node_modules/contextify
> node-gyp rebuild
gyp ERR! configure error
gyp ERR! stack Error: "pre" versions of node cannot be installed, use the --nodedir flag instead
gyp ERR! stack at install (/usr/local/lib/node_modules/npm/node_modules/node-gyp/lib/install.js:68:16)
gyp ERR! stack at Object.commands.forEach.self.commands.(anonymous function) [as install] (/usr/local/lib/node_modules/npm/node_modules/node-gyp/lib/node-gyp.js:56:37)
gyp ERR! stack at getNodeDir (/usr/local/lib/node_modules/npm/node_modules/node-gyp/lib/configure.js:185:20)
gyp ERR! stack at /usr/local/lib/node_modules/npm/node_modules/node-gyp/lib/configure.js:105:9
gyp ERR! stack at ChildProcess.exithandler (child_process.js:534:7)
gyp ERR! stack at ChildProcess.EventEmitter.emit (events.js:91:17)
gyp ERR! stack at maybeClose (child_process.js:634:16)
gyp ERR! stack at Socket.ChildProcess.spawn.stdin (child_process.js:806:11)
gyp ERR! stack at Socket.EventEmitter.emit (events.js:88:17)
gyp ERR! stack at Socket._destroy.destroyed (net.js:356:10)
gyp ERR! System Linux 2.6.32-24-server
gyp ERR! command "node" "/usr/local/lib/node_modules/npm/node_modules/node-gyp/bin/node-gyp.js" "rebuild"
gyp ERR! cwd /root/node_modules/jquery/node_modules/jsdom/node_modules/contextify
gyp ERR! node -v v0.9.1-pre
gyp ERR! node-gyp -v v0.6.5
gyp ERR! not ok
npm WARN optional dep failed, continuing contextify@0.1.3