JavaScript: converting pdf to bytes array and rendering the pdf in UI using HTML5 -

i need on below 2 things

1) need convert pdf file data bytes arrray in javascript .

2) using above bytes array, need render in ui pdf file.

questions may like, why want convert pdf file bytes stream , again why want show pdf in ui. need figure out way above 2 helps me solve many issues in project.

any suggestions reading or solutions above problems appreciable.

thanks time!

please check pdf.js. may helpful http://mozilla.github.io/pdf.js