jQuery( function( $ ) {
	var $tab_content = $( "#tab-content" );
	var change_tabs = function( tab_label ) {
	    var $tab_label = $( tab_label ).parent( ),
	    $tab = $( "#" + $tab_label.attr( 'id' ).replace( '-tab', '' ) );
	    if ( $tab_content.find( '.tab-content:visible' ).size( ) == 0 ) {
		$tab_label.addClass( 'active' );
		$tab.slideDown( 200 );

	    }
	    else {
		var $current = $tab;
		if ( $current.is( ':visible' ) ) {
		    $current.slideUp( 200 );
		    $tab_label.removeClass( 'active' );

		}
		else {
		    var height = $tab_content.height( );
		    $tab_content.height( height );
		    $tab_label.addClass( 'active' ).siblings( ).removeClass( 'active' );
		    $current.siblings( '.tab-content' ).fadeOut( 200, function( ) {
			    $tab_content.css( { height:'auto' } );
			    $current.fadeIn( 200 );

			});

		};

	    };

	};
	
	$( "#about-tab a, #contact-tab a" ).click( function( e ) {
		e.preventDefault( );
		change_tabs( this );

	    });

    });

function updateOrientation( ) {
    switch( window.orientation ) {
      case 0:case 180: document.body.className = "portrait"; break;
      case -90: case 90: document.body.className = "landscape"; break;

    };

 };