$(document).ready(function(){
  var panel5_currentPosition = 0;
  var panel5_slideWidth = 600;
  var panel5_slides = $('.panel5_slide');
  var panel5_numberOfSlides = panel5_slides.length;

  // Remove scrollbar in JS
  $('#panel5_slideshow').css('overflow', 'hidden');
  $('#panel5_slideshow').css('width', '580px');
  $('.ninesixty .panel .details').css('width', '330px');
  $('.ninesixty .panel #panel5_slideshow').css('width', '580px');

  // Wrap all .slides with #slideInner div
  panel5_slides
  .wrapAll('<div id="panel5_slideInner"></div>')
  // Float left to display horizontally, readjust .slides width
  .css({
    'float' : 'left',
    'width' : panel5_slideWidth
  });

  // Set #slideInner width equal to total width of all slides
  $('#panel5_slideInner').css('width', panel5_slideWidth * panel5_numberOfSlides);

  // Insert left and right arrow controls in the DOM
  $('.ninesixty #panel5 .link')
  	.append('<div id="panel5_slideshow_controls"><span class="panel5_control" id="panel5_previous">Previous</span><span class="panel5_control" id="panel5_next">Next</span></div>');

  // Hide left arrow control on first load
  manageControls(panel5_currentPosition);

  // Create event listeners for .controls clicks
  $('.panel5_control')
    .bind('click', function(){
    // Determine new position
      panel5_currentPosition = ($(this).attr('id')=='panel5_next')
    ? panel5_currentPosition+1 : panel5_currentPosition-1;

      // Hide / show controls
      manageControls(panel5_currentPosition);
      // Move slideInner using margin-left
      $('#panel5_slideInner').animate({
        'marginLeft' : panel5_slideWidth*(-panel5_currentPosition)
      });
    });

  // manageControls: Hides and shows controls depending on currentPosition
  function manageControls(position){
    // Hide left arrow if position is first slide
    if(position==0){ $('#panel5_previous').hide() }
    else{ $('#panel5_previous').show() }
    // Hide right arrow if position is last slide
    if(position==panel5_numberOfSlides-1){ $('#panel5_next').hide() }
    else{ $('#panel5_next').show() }
    }
  });