$(document).ready(function(){
  var currentPosition = 0;
  var slidedir = "right";
  var slideHeight = 70;
  var slides = $('.caseta_produs');
  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 height
	.css({
      'float' : 'left',
      'height' : slideHeight
    });

  // Set #slideInner height equal to total height of all slides
  $('#slideInner').css('height', slideHeight * numberOfSlides);
	slideinnerpos = "#slideInner2"+currentPosition; 
  // Insert controls in the DOM
  $('#slideshow')
    .append('<span class="control" id="upControl">Clicking moves up</span>')
    .append('<span class="control" id="downControl">Clicking moves down</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')=='downControl') ? currentPosition+1 : currentPosition-1;
   		if ( $(this).attr('id')=='downControl' )
   			slidedir = "down";
   		else
   			slidedir = "up";	 
		// Hide / show controls
		manageControls(currentPosition);

		$('#slideInner').animate({
		  'marginTop' : slideHeight*(-currentPosition)
		});
  	});
  	

  // manageControls: Hides and Shows controls depending on currentPosition
	function manageControls(position)
	{	
		// Hide left arrow if position is first slide
		if(position==0)
		{ 
		  $('#upControl').hide() 
		} 
		else
		{
		  $('#upControl').show() 
		}
		// Hide right arrow if position is last slide
		if(position>=numberOfSlides-3)
		{
		  $('#downControl').hide() 
		} 
		else
		{
		  $('#downControl').show() 
		}
	}	
});