$(function(){
    $("a.bigim,a.imgbig,a.imbig,a.imgbig").fancybox({
		    padding:0,
                    overlayOpacity:0.8,
                    zoomSpeedIn: 200,
                    zoomSpeedOut: 200,
                    autoDimensions:true,
                    hideOnOverlayClick: true
});
});