file2URI.js

$.file2URI = function (obj) {
    if (obj.el.files && obj.el.files[0]) {
        var reader = new FileReader();
        reader.onload = function (e) {
            obj.success(e.target.result);
        }
        reader.readAsDataURL(obj.el.files[0]);
    }
    else {
        obj.error();
    }
}


/**
 * Usage: pass an object like this one below
**/

$.file2URI({
  el:docuemnt.getElementById("#input"),
  success:function(res) {
    docuemnt.write(res);
  }
  error:alert("Your browser doens't support data uris");
});