$(document).ready(function(){
	  var currentPosition = 0;
  var slideWidth = 658;
  var slides = $('.slide');
  var numberOfSlides = slides.length;
  $('#slidesContainer').css('overflow', 'hidden');
  slides
    .wrapAll('<div id="slideInner"></div>')
	.css({
      'float' : 'left',
      'width' : slideWidth
    });

  $('#slideInner').css('width', slideWidth * numberOfSlides);
  $('#slideshow')
    .prepend('<div class="left_control"><div class="control" id="leftControl"><img src="images/nav_left_on.png" width="32" height="66"  /></div><div id="offleft"><img src="images/nav_left_off.png" width="32" height="66" /></div></div>')
    .append('<div class="right_control"><div class="control" id="rightControl"><img src="images/nav_right_on.png" width="32" height="66"  /></div><div id="offright"><img src="images/nav_right_off.png" width="32" height="66" /></div></div>');
  manageControls(currentPosition);
  $('.control')
    .bind('click', function(){
    // Determine new position
	currentPosition = ($(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){ $('#leftControl').hide();$('#offleft').show();$ } else{ $('#leftControl').show();$('#offleft').hide(); }
	// Hide right arrow if position is last slide
    if(position==numberOfSlides-1){ $('#rightControl').hide();$('#offright').show(); } else{ $('#rightControl').show();$('#offright').hide(); }
  }	
});