diff --git a/package.json b/package.json
index a257cf2..190ded9 100644
--- a/package.json
+++ b/package.json
@@ -18,7 +18,8 @@
     "wzrd": "^1.2.1",
     "brfs": "^1.3.0",
     "through": "^2.3.6",
-    "browserify-fs": "^1.0.0"
+    "browserify-fs": "^1.0.0",
+    "asarray": "^0.1.0"
   },
   "license": "MIT"
 }
diff --git a/webnpm.js b/webnpm.js
index eca055a..d06f641 100644
--- a/webnpm.js
+++ b/webnpm.js
@@ -222,4 +222,13 @@ function main() {
 
     console.log('WebNPM loaded. Try browserify() or npm.commands.*()');
   });
+
+  var asarray = require('asarray');
+
+  global.npm_cli = function() {
+    // Call the NPM command-line interface with the given function arguments
+    process.argv = asarray(arguments); // for .slice, on Array but not arguments
+    require('npm/cli.js');
+    // this only works once :( TODO
+  };
 }