$(document).ready(function(){
                  var currentPosition = 0;
                  var slideWidth = 640;
                  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() }
                  }	
});