var rhl = (function ()
{
  var fb =
  {
    bigLikeDiv: document.getElementById('rhl-fb-biglike'),
    likeDiv: document.getElementById('rhl-fb-like'),
    
    checkAvailability: function ()
    {
      var image = new Image();
      image.onload = function()
      {
        if(fb.bigLikeDiv)
        {
          fb.loadBigLike();
        }
        
        if(fb.likeDiv)
        {
          fb.loadLike();
        }
      };
      
      image.onerror = function()
      {};
      
      image.src = "http://www.facebook.com/favicon.ico";
    },
    
    loadBigLike: function ()
    {
      var str = "<div id=\"fb-like-box\" class=\"fb-like-box\" data-href=\"http://www.facebook.com/Radiumlegat\" data-width=\"270\" data-show-faces=\"true\" data-stream=\"true\" data-header=\"false\"></div>";
      fb.bigLikeDiv.innerHTML += str;
    },
    
    loadLike: function ()
    {
      var str = "<fb:like></fb:like>";
      fb.likeDiv.innerHTML += str;
    }
  },
  
  PUBLIC =
  {
    version: '1.0.0'
  };
  
  fb.checkAvailability();
  
  return PUBLIC;
}());