$(function(){

	// var settings = {
	// 	showArrows: true
	// };
	// var pane = $('.scroll')
	// pane.jScrollPane(settings);

	$('.scroll').jScrollPane({
		autoReinitialise: true,
		verticalDragMinHeight: 40,
		verticalDragMaxHeight: 100,
		mouseWheelSpeed: 2,
		verticalGutter: 30
	});

	var page_id = parseInt($('body').attr('id').replace(/[^0-9]/g, ''));
	var inherit = (page_id-1)*-30;
	$('.content .nav li a').each(function(i){
		var o = $(this);
		var bg_s = (o.css('background-position') === undefined) ? o.css('background-position-x') +" "+ o.css('background-position-y') : o.css('background-position');
		var bg = bg_s.split(" ");
		bg[0] = bg[0].replace(/^0/, inherit).replace(/\%/, 'px');
		

		// var bg = o.css('backgroundPosition').replace(/^0/, inherit).replace(/\%/, 'px');
		$(o).css('backgroundPosition', bg[0]+" "+bg[1]);
	});
	// var bgPos = $('.content .nav li a').css('backgroundPosition').replace(/^0/, inherit);
	// $('.content .nav li a').css('backgroundPosition',bgPos);
});