$(document).ready(function() {
  $("#box1").bind("mouseenter", function(e){
        $(this).animateToClass("boxover", 500);
  });
  $("#box1").bind("mouseleave", function(e){
        $(this).animateToClass("first", 500);
  });

  $("#box2").bind("mouseenter", function(e){
        $(this).animateToClass("boxover", 500);
  });
  $("#box2").bind("mouseleave", function(e){
        $(this).animateToClass("second", 500);
  });

  $("#box3").bind("mouseenter", function(e){
        $(this).animateToClass("boxover", 500);
  });
  $("#box3").bind("mouseleave", function(e){
        $(this).animateToClass("third", 500);
  });

  $("div.box").bind("click", function(e) {
      var odkaz = $(this).attr('redir');
      if (odkaz != 'void') {
        window.location.href= odkaz;
      }
  });
  $("#Tabs > ul").tabs();
});