$(document).ready(function(){
  var currentPosition = 0;
  var slideWidth = 910;
  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 left and right arrow controls in the DOM
  $('#slideshow')
    .prepend('')
    .append('');

  // Create event listeners for .controls clicks
  $('.control')
    .bind('click', function(){
    // Determine new position
      
    
    if(currentPosition==numberOfSlides-1){
    	currentPosition = ($(this).attr('id')=='rightControl')
    ? 0 : currentPosition-1;
    }
    else if(currentPosition==0){
    currentPosition = ($(this).attr('id')=='rightControl')
    ? currentPosition+1 : numberOfSlides-1;
    }
    else{
    	currentPosition = ($(this).attr('id')=='rightControl')
    ? currentPosition+1 : currentPosition-1;
    	}

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