$(document).ready(function() { 
	/* This is basic - uses default settings */ 
	$("a.overlay_single").fancybox({
		'zoomSpeedIn': 300, 
		'zoomSpeedOut': 300, 
		'overlayShow': true,
		'overlayOpacity': 0.8,
		'centerOnScroll': false,
		'imageScale': false
	}); 
	
	/* Using custom settings */ 
	$("a.overlay_inline").fancybox({ 
		'hideOnContentClick': true 
	}); 
	$("a.overlay_group").fancybox({ 
		'zoomSpeedIn': 300, 
		'zoomSpeedOut': 300, 
		'overlayShow': true,
		'overlayOpacity': 0.8,
		'centerOnScroll': false,
		'imageScale': false
	}); 
});