Javascript refactor

gistfile1.js

function Article(){
    stuff = arguments[1];
}

Article.prototype = {
    // make this DRY-compatible
    get_tags:function(path) {
        tags = [];
        for (word in stuff.split()) {
            sometags = Tags.get_all(path);
            for (tag in sometags) {
                if (word == tag)
                    tags.push(word);
            }
        }
        return tags;
    }
}

// combine User & SystemTags into one abstract function
function Tags() {};
Tags.prototype = {
    get_all:function(path) {
      // hoist the variable so there's something to assign to & return
      var result;
      jQuery.ajax({
        'url': path,
        success: function(text) {
          // then assignment can happen w/in ajax call
          result = text.split(',');
        }
      });
      // and result can be returned from larger function
      return result;
    }
}

Article.prototype.user_tags = Article.prototype.get_tags('/tags');
Article.prototype.system_tags= Article.prototype.get_tags('/systemtags');