$(document).ready(function() {
$('img.image').mouseover( function() {
$(this).fadeTo('fast',0.5);
});

$('img.image').mouseleave( function() {
$(this).fadeTo('fast',1);
});

$("a[rel=lightbox]").fancybox({
'titleShow' : false,
'transitionIn' : 'elastic',
'transitionOut': 'elastic'
});
});