Problema con "class"

[juanito07]

Este es el codigo del facybox

Código:

	<!-- Add jQuery library -->
	<script type="text/javascript" src="/sb/fancybox/lib/jquery-1.10.1.min.js"></script>

	<!-- Add mousewheel plugin (this is optional) -->
	<script type="text/javascript" src="/sb/fancybox/lib/jquery.mousewheel-3.0.6.pack.js"></script>

	<!-- Add fancyBox main JS and CSS files -->
	<script type="text/javascript" src="/sb/fancybox/source/jquery.fancybox.js?v=2.1.5"></script>
	<link rel="stylesheet" type="text/css" href="/sb/fancybox/source/jquery.fancybox.css?v=2.1.5" media="screen" />

	<!-- Add Button helper (this is optional) -->
	<link rel="stylesheet" type="text/css" href="/sb/fancybox/source/helpers/jquery.fancybox-buttons.css?v=1.0.5" />
	<script type="text/javascript" src="/sb/fancybox/source/helpers/jquery.fancybox-buttons.js?v=1.0.5"></script>

	<!-- Add Thumbnail helper (this is optional) -->
	<link rel="stylesheet" type="text/css" href="/sb/fancybox/source/helpers/jquery.fancybox-thumbs.css?v=1.0.7" />
	<script type="text/javascript" src="/sb/fancybox/source/helpers/jquery.fancybox-thumbs.js?v=1.0.7"></script>

	<!-- Add Media helper (this is optional) -->
	<script type="text/javascript" src="/sb/fancybox/source/helpers/jquery.fancybox-media.js?v=1.0.6"></script>

	<script type="text/javascript">
		$(document).ready(function() {
			/*
			 *  Simple image gallery. Uses default settings
			 */

			$('.fancybox').fancybox();

			/*
			 *  Different effects
			 */

			// Change title type, overlay closing speed
			$(".fancybox-effects-a").fancybox({
				helpers: {
					title : {
						type : 'outside'
					},
					overlay : {
						speedOut : 0
					}
				}
			});

			// Disable opening and closing animations, change title type
			$(".fancybox-effects-b").fancybox({
				openEffect  : 'none',
				closeEffect	: 'none',

				helpers : {
					title : {
						type : 'over'
					}
				}
			});

			// Set custom style, close if clicked, change title type and overlay color
			$(".fancybox-effects-c").fancybox({
				wrapCSS    : 'fancybox-custom',
				closeClick : true,

				openEffect : 'none',

				helpers : {
					title : {
						type : 'inside'
					},
					overlay : {
						css : {
							'background' : 'rgba(238,238,238,0.85)'
						}
					}
				}
			});

			// Remove padding, set opening and closing animations, close if clicked and disable overlay
			$(".fancybox-effects-d").fancybox({
				padding: 0,

				openEffect : 'elastic',
				openSpeed  : 150,

				closeEffect : 'elastic',
				closeSpeed  : 150,

				closeClick : true,

				helpers : {
					overlay : null
				}
			});
			
		
			$(".fancybox-effects-e").fancybox({
				padding: 0,

				openEffect : 'elastic',
				openSpeed  : 150,

				closeEffect : 'elastic',
				closeSpeed  : 150,

				closeClick : true,
			
			});

			/*
			 *  Button helper. Disable animations, hide close button, change title type and content
			 */

			$('.fancybox-buttons').fancybox({
				padding: 0,
				
				openEffect  : 'none',
				closeEffect : 'none',

				prevEffect : 'none',
				nextEffect : 'none',

				closeBtn  : false,

				helpers : {
					title : {
						type : 'inside'
					},
					buttons	: {}
				},

				afterLoad : function() {
					this.title = 'Image ' + (this.index + 1) + ' of ' + this.group.length + (this.title ? ' - ' + this.title : '');
				}
			});


			/*
			 *  Thumbnail helper. Disable animations, hide close button, arrows and slide to next gallery item if clicked
			 */

			$('.fancybox-thumbs').fancybox({
				padding: 0,
				prevEffect : 'none',
				nextEffect : 'none',

				closeBtn  : false,
				arrows    : false,
				nextClick : true,

				helpers : {
					thumbs : {
						width  : 50,
						height : 50
					}
				}
			});

			/*
			 *  Media helper. Group items, disable animations, hide arrows, enable media and button helpers.
			*/
			$('.fancybox-media')
				.attr('rel', 'media-gallery')
				.fancybox({
					padding: 0,
					openEffect : 'none',
					closeEffect : 'none',
					prevEffect : 'none',
					nextEffect : 'none',

					arrows : false,
					helpers : {
						media : {},
						buttons : {}
					}
				});

			/*
			 *  Open manually
			 */

			$("#fancybox-manual-a").click(function() {
				$.fancybox.open('/sb/fancybox/demo/1_b.jpg');
			});

			$("#fancybox-manual-b").click(function() {
				$.fancybox.open({
					href : 'iframe.html',
					type : 'iframe',
					padding : 0
				});
			});

			$("#fancybox-manual-c").click(function() {
				$.fancybox.open([
					{
						href : '/sb/fancybox/demo/1_b.jpg',
						title : 'My title'
					}, {
						href : '/sb/fancybox/demo/2_b.jpg',
						title : '2nd title'
					}, {
						href : '/sb/fancybox/demo/3_b.jpg'
					}
				], {
					padding: 0,
					helpers : {
						thumbs : {
							width: 75,
							height: 50
						}
					}
				});
			});
			
			$(document).ready(function() {
				$(".various").fancybox({
					padding : 0,
					maxWidth	: 800,
					maxHeight	: 600,
					fitToView	: false,
					width		: '100%',
					height		: '100%',
					autoSize	: false,
					closeClick	: false,
					openEffect	: 'none',
					closeEffect	: 'none'
		   
		       });
		
	       });


		});
	</script>

Y asi es el codigo:

<a class="button blue" class="various fancybox.iframe" href="neobux/preguntas.html" title="Preguntas"></a>

Como ves tengo dos class=, y solo me coge el primero