$(function(){

	$('#machinenav ul li').click(function(){
		v = $(this).children('ul').is(':visible');
		$('#machinenav ul li ul').hide();
		if (!v) {
			$(this).children('ul').show();
		}
	});	

	totalMachines = $('.machine').length;
	maxMargin = 0-((totalMachines-1)*598);
	leftMargin = 0;

	$('#left').click(function(){
		if (leftMargin < 0) {
			leftMargin = leftMargin + 598;
			$('#machines_sldr').animate({marginLeft:leftMargin+'px'});
		}
	});
	
	$('#right').click(function(){
		if (leftMargin > maxMargin) {
			leftMargin = leftMargin - 598;
			$('#machines_sldr').animate({marginLeft:leftMargin+'px'});
		}
	});

});