$(document).ready(function() {
        var currentPosition = 0;
        var slideWidth = 340;
        var slides = $('.slide');
        var numberOfSlides = slides.length;

        // Remove scrollbar in JS
        $('#slidesContainer').css('overflow', 'hidden');

        // Wrap all .slides with #slideInner div
        slides
    .wrapAll('<div id="slideInner"></div>')
        // Float left to display horizontally, readjust .slides width
	.css({
	    'float': 'left',
	    'width': slideWidth
	});

        // Set #slideInner width equal to total width of all slides
        $('#slideInner').css('width', slideWidth * numberOfSlides);

        // Insert controls in the DOM
        $('#slideshow')
    .prepend('<span class="control" id="leftControl">Clicking moves left</span>')
    .append('<span class="control" id="rightControl">Clicking moves right</span>');

        // Hide left arrow control on first load
        manageControls(currentPosition);

        // Create event listeners for .controls clicks
        $('.control')
    .bind('click', function() {
        // Determine new position
        currentPosition = ($(this).attr('id') == 'rightControl') ? currentPosition + 1 : currentPosition - 1;

        // Hide / show controls
        manageControls(currentPosition);
        // Move slideInner using margin-left
        $('#slideInner').animate({
            'marginLeft': slideWidth * (-currentPosition)
        });
    });

        // manageControls: Hides and Shows controls depending on currentPosition
        function manageControls(position) {
            // Hide left arrow if position is first slide
            if (position == 0) { $('#leftControl').hide() } else { $('#leftControl').show() }
            // Hide right arrow if position is last slide
            if (position == numberOfSlides - 1) { $('#rightControl').hide() } else { $('#rightControl').show() }
        }
    });