$(document).ready(function(){
  $('#tabs, .subtabs').tabs();
  
  $('#slide-left').click( function() {
    offset = $('#slides').scrollLeft();
    $('#slides').animate({ scrollLeft: offset-400}, "slow");;
    return false;
  });

  $('#slide-right').click( function() {
    offset = $('#slides').scrollLeft();
    $('#slides').animate({ scrollLeft: offset+400}, "slow");;
    return false;
  });
});