$(document).ready(function () {
  $('.active').children('ul').hide();
  $('.left ul.leftmenu_sub').hide();
  $('.left ul.leftmenu_sub_sub').hide();
  
  $('.active').parent().show();
  $('.active').parent().parent().parent().show();
  $(".active").addClass('activeItem');
  $('.active').children('ul').slideDown(500);
  
  $('.left ul li a').click(function() {
    $(this).fadeTo(500,'0.5');
  });
});

function slideSwitch() {
    var $active = $('#tb-images IMG.active');

    if ( $active.length == 0 ) $active = $('#tb-images a IMG:last');

    var $next =  $active.next().length ? $active.next()
        : $('#tb-images IMG:first');

    $active.addClass('last-active');

    $next.css({opacity: 0.0})
        .addClass('active')
        .animate({opacity: 0.7}, 1500, function() {
            $active.removeClass('active last-active');
        });
}

$(function() {
  $('#tb-images IMG')
    .mouseover(function() {        
         var src = $(this).attr("src").replace(".gif", "-color.gif");
    $(this).attr("src", src);        
    })        
    
    .mouseout(function() {            
    var src = $(this).attr("src").replace("-color.gif", ".gif");            
    $(this).attr("src", src);        
    });

});

setInterval( "slideSwitch()", 3000 );