$extend( Site, {

	initSitemap: function()
	{
		var $showSitemap = $( 'sitemap-show' ),
			$hideSitemap = $( 'sitemap-hide' );

		var $sitemapOpen = $( 'sitemap-open' ),
			$sitemapClosed = $( 'sitemap-closed' );
		
		$showSitemap.addEvent( 'click', function(e) {
		
			e.stopPropagation();
			
			var sitemapSize = $sitemapOpen.getDimensions().y;
			
			$sitemapOpen.setStyle( 'height', '0' );
			
			$sitemapOpen.show();
			
			$sitemapOpen.get( 'tween' )
				.setOptions({ duration: 350, transition: 'quad:in:out' })
				.start( 'height', sitemapSize );
		
		});
		
		$hideSitemap.addEvent( 'click', function(e) {
		
			e.stopPropagation();
			
			$sitemapOpen.get( 'tween' )
				.setOptions({ duration: 350, transition: 'quad:in:out' })
				.start( 'height', 0 )
				.chain( function() {
				
					$sitemapOpen.hide().setStyle( 'height', 'auto' );
				
				});
		
		});

	
	}

});

whenReady(function(){

	Site.initSitemap();

});