var github = (function(){

   function escapeHtml(str) {
     return $('<div/>').text(str).html();
   }

   function render(target, repos){
     var i = 0, fragment = '', t = $(target)[0];

     for(i = 0; i < repos.length; i++) {

       fragment += '<li><a href="'+repos[i].html_url+'">'+repos[i].name+'</a><p>'+escapeHtml(repos[i].description||'')+'</p></li>';

     }

     t.innerHTML = fragment;
   }
   return {
     showRepos: function(options){

       $.ajax({

           url: "https://api.github.com/users/"+options.user+"/repos?callback=?"

         , type: 'jsonp'
         , error: function (err) { $(options.target + ' li.loading').addClass('error').text("Error loading feed"); }
         , success: function(data) {

           var repos = [];

           if (!data || !data.data) { return; }
           for (var i = 0; i < data.data.length; i++) {
             if (options.skip_forks && data.data[i].fork) { continue; }
             repos.push(data.data[i]);

           }
           repos.sort(function(a, b) {
             var aDate = new Date(a.pushed_at).valueOf(),
                 bDate = new Date(b.pushed_at).valueOf();

             if (aDate === bDate) { return 0; }
             return aDate > bDate ? -1 : 1;
           });

           if (options.count) { repos.splice(options.count); }
           render(options.target, repos);

         }

       });

     }
   };

 })();