twitter feed with fewer request to twitter

gistfile1.js

//really rough and needs some cleaning
twitter: function(){
  var tweets = sessionStorage.getItem('tweets');
  function formatTweets(data){
    var link = '',
        linkRegex = /(https?:\/\/.*?)[.!?;,]?(\s+|"|$)/;
    for (var i=6; i<data.length; i++){
      if (data[i].text.match(linkRegex)){
        link = data[i].text.match(linkRegex)[0];
      }
      var newLink = '<a href="'+link+'" target="_blank">'+link+'</a>',
          tweetText = data[i].text.replace(linkRegex, "");
      $('.news').append('<p>'+ tweetText +' '+ newLink +'</p>');
    }
  }
  if (tweets && window.sessionStorage){
    formatTweets(JSON.parse(tweets));
  }else {
    $.ajax({
      url: 'twitter-url',
      dataType: 'json',
      success: function(data){
        formatTweets(data);
        //Store tweets to limit requests to twitter (they have a smaller limit now)
        try {
          sessionStorage.setItem('tweets', JSON.stringify(data));
        }catch (err){
          if ((err.name).toUpperCase() === 'QUOTA_EXCEEDED_ERR') {
            return;
          }
        }
      },
      error: function (request){
        if(request){
          $('.news').append('<p>Twitter is down. Please come back and check later.</p>');
        }
      }
    });
  }
}