old_contents: /*global XMLHttpRequest */
  
  /*
   * microAjax
   * Created 2015 Triangle717
   * <http://le717.github.io/>
   *
   * Licensed under The MIT License
   * <http://opensource.org/licenses/MIT/>
   */
  
  
  /**
   * Perform a simple async AJAX request.
   * @param {Object} options.<[method=POST], url, data,
   *                                         [success=function], [warning=function], [error=function]>
   *                 method: GET or POST.
   *                 url: The URL to contact.
   *                 data: the content to send to the page.
   *                 success: Code to run on request success.
   *                 warning: Code to run on request warning.
   *                 error: Code to run on request error.
   */
  function microAjax(options) {
    "use strict";
  
    // Default to POST
    if (options.method === undefined) {
      options.method = "POST";
    }
  
    // Define empty functions for the callbacks
    if (options.success === undefined) {
      options.success = function() {};
    }
  
    if (options.warning === undefined) {
      options.warning = function() {};
    }
  
    if (options.error === undefined) {
      options.error = function() {};
    }
  
    var request = new XMLHttpRequest();
    request.open(options.method, options.url, true);
  
    // Send the POST header if needed
    if (options.method.toLowerCase() === "post") {
      request.setRequestHeader("Content-Type", "application/x-www-form-urlencoded; charset=UTF-8");
    }
    request.send(options.data);
  
    request.onload = function() {
      // Success!
      if (request.readyState === 4 && request.status === 200) {
        options.success(request.responseText);
  
        // We reached our target destination, but it returned an error
      } else {
        options.warning();
      }
    };
  
    // There was a connection error of some sort
    request.onerror = options.error();
  }
  
new_contents: /*global XMLHttpRequest */
  
  /*
   * microAjax
   * Created 2015 Triangle717
   * <http://le717.github.io/>
   *
   * Licensed under The MIT License
   * <http://opensource.org/licenses/MIT/>
   */
  
  
  /**
   * Perform a simple async AJAX request.
   * @param {Object} options.<[method=POST], url, data,
   *                                         [success=function], [warning=function], [error=function]>
   *                 method: GET or POST.
   *                 url: The URL to contact.
   *                 data: the content to send to the page.
   *                 success: Code to run on request success.
   *                 warning: Code to run on request warning.
   *                 error: Code to run on request error.
   */
  function microAjax(options) {
    "use strict";
  
    // Default to POST
    if (options.method === undefined) {
      options.method = "POST";
    }
  
    // Define empty functions for the callbacks
    if (options.success === undefined) {
      options.success = function() {};
    }
  
    if (options.warning === undefined) {
      options.warning = function() {};
    }
  
    if (options.error === undefined) {
      options.error = function() {};
    }
  
    var request = new XMLHttpRequest();
    request.open(options.method, options.url, true);
    request.send(options.data);
  
    request.onload = function() {
      // Success!
      if (request.readyState === 4 && request.status === 200) {
        options.success(request.responseText);
  
        // We reached our target destination, but it returned an error
      } else {
        options.warning();
      }
    };
  
    // There was a connection error of some sort
    request.onerror = options.error();
  }
  
subject: Remove if block left-over from specific use-case