$(function(){
  $("#bookmarklet").click(function(){
    if($.browser.msie){
      alert("To start using TweetSidebar™... right-click and select 'Add To Favorites...' to save this link to your browser's bookmarks toolbar.");
    } else {
      alert("To start using TweetSidebar™... drag this link to your browser's bookmarks toolbar.");
    }
    return false;
  });
});