// JavaScript Document

// JavaScript Document

$(document).ready(function(){
  var currentPosition7 = 0;
  var slideWidth7 = 706;
  var slides7 = $('.slide7');
  var numberOfSlides7 = slides7.length;

  // Remove scrollbar in JS
  $('.slidesContainer7').css('overflow', 'hidden');

  // Wrap all .slides with #slideInner div
  slides7
  .wrapAll('<div class="slideInner7"></div>')
  // Float left to display horizontally, readjust .slides width
  .css({
    'float' : 'left',
    'width' : slideWidth7
  });

  // Set #slideInner width equal to total width of all slides
  $('.slideInner7').css('width', slideWidth7 * numberOfSlides7);

  // Insert left and right arrow controls in the DOM
  $('.slideshow7')
    .prepend('<span class="control7" id="leftControl7">Move left</span>')
    .append('<span class="control7" id="rightControl7">Move right</span>');

  // Hide left arrow control on first load
  manageControls7(currentPosition7);

  // Create event listeners for .controls clicks
  $('.control7')
    .bind('click', function(){
    // Determine new position
      currentPosition7 = ($(this).attr('id')=='rightControl7')
    ? currentPosition7+1 : currentPosition7-1;

      // Hide / show controls
      manageControls7(currentPosition7);
      // Move slideInner using margin-left
      $('.slideInner7').animate({
        'marginLeft' : slideWidth7*(-currentPosition7)
      });
    });

  // manageControls: Hides and shows controls depending on currentPosition
  function manageControls7(position7){
    // Hide left arrow if position is first slide
    if(position7==0){ $('#leftControl7').hide() }
    else{ $('#leftControl7').show() }
    // Hide right arrow if position is last slide
    if(position7==numberOfSlides7-1){ $('#rightControl7').hide() }
    else{ $('#rightControl7').show() }
    }
  });