// JavaScript Document
function roll_over(img_name, img_src)
   {
   document[img_name].src = img_src;
   }
//this function includes all necessary js files for the application
function include(file)
{

  var script  = document.createElement('script');
  script.src  = file;
  script.type = 'text/javascript';
  script.defer = true;

  document.getElementsByTagName('head').item(0).appendChild(script);

}

/* include any js files here */
include('../js/menudata.js');