nodejs open external program

gistfile1.js

function testExternalApp(){
    //////////////////////////////////
        
        // http://stackoverflow.com/questions/18183882/node-webkit-how-to-execute-an-exe-file
        // https://github.com/rogerwang/node-webkit/wiki/Clipboard
    
        var execFile = require('child_process').execFile, child;
         child = execFile('C:\\Program Files\\Microsoft Office\\Office12\\winword.exe', function(error,stdout,stderr) { 
            if (error) {
              //console.log(error.stack); 
              //console.log('Error code: '+ error.code); 
              //console.log('Signal received: '+ 
              //       error.signal);
              }
              //console.log('Child Process stdout: '+ stdout);
              //console.log('Child Process stderr: '+ stderr);
          }); 
          child.on('exit', function (code) { 
            //console.log('Child process exited '+
            //    'with exit code '+ code);
            //alert('exit');
            // Load native UI library
            var gui = require('nw.gui');
            var clipboard = gui.Clipboard.get();
            var text = clipboard.get('text');
            alert(text);

          });
        ///////////////////////////////////
};