( function( $ ) {

	$(document).ready(function($){

		$('#site-navigation').meanmenu({
                        meanMenuOpen: "<span></span><span></span><span></span>",
			meanMenuContainer: '#responsive-nav',
			meanScreenWidth: "900",
		});


		// Go to top.
		var $scroll_obj = $( '#btn-scrollup' );
		$( window ).scroll(function(){
			if ( $( this ).scrollTop() > 100 ) {
				$scroll_obj.fadeIn();
			} else {
				$scroll_obj.fadeOut();
			}
		});

		$scroll_obj.click(function(){
			$( 'html, body' ).animate( { scrollTop: 0 }, 600 );
			return false;
		});

	});

} )( jQuery );