$(document).ready(function(){
	  var currentPosition = 0;
	  var slideWidth = 939;
	  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() }
	  }	
	});