To change each of the categoryName into href.

Help - Please Bucky help me understanding how we are gonna include all the file into app.js, coz whenever i try to use it and do it through app.use('../vd'); and var videodata = require('../vd'); it gives an error .. 

module.js:338
    throw err;
          ^
Error: Cannot find module '../vd'
    at Function.Module._resolveFilename (module.js:336:15)
    at Function.Module._load (module.js:278:25)
    at Module.require (module.js:365:17)
    at require (module.js:384:17)
    at Object. (c:\Users\Prince\Desktop\Megan\app.js:11:17)
    at Module._compile (module.js:460:26)
    at Object.Module._extensions..js (module.js:478:10)
    at Module.load (module.js:355:32)
    at Function.Module._load (module.js:310:12)
    at Module.require (module.js:365:17)

Process finished with exit code 1