var panels = new Array('tab0', 'tab1', 'tab2', 'tab3', 'tab4');

function showPanel(panelshow)
{

	var panelToShow = document.getElementById(panelshow);

	for(i = 0; i< panels.length; i++)
	{
		// Get the current panel
		var curPanel = document.getElementById(panels[i]);

		// If it exists, hide it
		if (curPanel != null)
			curPanel.style.display = 'none';
	}

	// This line works around a display bug in Gecko-based browsers
	panelToShow.style.display = 'inline';

	// Show the panel
	panelToShow.style.display = 'block';

}

	jQuery(function($) {
		
		$('.gallery_demo_unstyled').addClass('gallery_demo'); // adds new class name to maintain degradability
		
		$('ul.gallery_demo').galleria({
			history   : true, // activates the history object for bookmarking, back-button etc.
			clickNext : true, // helper for making the image clickable
			insert    : '#main_image', // the containing selector for our main image
			onImage   : function(image,caption,thumb) { // let's add some image effects for demonstration purposes
				
				// fade in the image & caption
				image.css('display','none').fadeIn(1000);
				caption.css('display','none').fadeIn(1000);
				
				// fetch the thumbnail container
				var _li = thumb.parents('li');
				
				// fade out inactive thumbnail
				_li.siblings().children('img.selected').fadeTo(500,0.3);
				
				// fade in active thumbnail
				thumb.fadeTo('fast',1).addClass('selected');
				
				// add a title for the clickable image
				image.attr('title','Next image >>');
			},
			onThumb : function(thumb) { // thumbnail effects goes here
				
				// fetch the thumbnail container
				var _li = thumb.parents('li');
				
				// if thumbnail is active, fade all the way.
				var _fadeTo = _li.is('.active') ? '1' : '0.3';
				
				// fade in the thumbnail when finnished loading
				thumb.css({display:'none',opacity:_fadeTo}).fadeIn(1500);
				
				// hover effects
				thumb.hover(
					function() { thumb.fadeTo('fast',1); },
					function() { _li.not('.active').children('img').fadeTo('fast',0.3); } // don't fade out if the parent is active
				)
			}
		});

	});