var totalSlides = 0;
var currentSlide = 1;
var contentSlides = "";
var time=5000;
var auto='on';
$(document).ready(function(){
  $("#slideshow-previous").click(showPreviousSlide);
  $("#slideshow-next").click(showNextSlide);
  $("#slideshow-previous").click(autostop);
  $("#slideshow-next").click(autostop);
  
  
  var totalWidth = 0;
  contentSlides = $(".slideshow-content");
  contentSlides.each(function(i){
    totalWidth += this.clientWidth;
    totalSlides++;
  });
  $("#slideshow-holder").width(totalWidth);
});
function autostop() {
auto='off';	
setTimeout("auto='on'",10000);
}
function showPreviousSlide(str)
{
	
	if (currentSlide==1) { currentSlide=parseInt(totalSlides)+1; }
  currentSlide--;
  updateContentHolder();
  //updateButtons();
}

function showNextSlide(str)
{
	if (currentSlide==totalSlides) { currentSlide=0; }
  currentSlide=str;
  updateContentHolder();
  //updateButtons();
  
 
}

function updateContentHolder()
{
  var scrollAmount = 0;
  contentSlides.each(function(i){
    if(currentSlide - 1 > i) {
      scrollAmount += this.clientWidth;
    }
  });
  $("#slideshow-scroller").animate({scrollLeft: scrollAmount}, 1000);
}

function updateButtons()
{
  if(currentSlide < totalSlides) {
    $("#slideshow-next").show();
  } else {
    $("#slideshow-next").hide();
  }
  if(currentSlide > 1) {
    $("#slideshow-previous").show();
  } else {
    $("#slideshow-previous").hide();
  }
}


function bigi(s) {
	var img= new Image();
	img.src='allpics/'+s;
	document.getElementById('big').src=img.src;
	
	
}
function autoplay() {
	
	if (auto=='on') {
	showNextSlide();

	}
	setTimeout("autoplay()",time);	
}