var totalSlides = 0;
var currentSlide = 1;
var contentSlides = "";

$(document).ready(function(){
  $("#slideshow-previous").click(showPreviousSlide);
  $("#slideshow-next").click(showNextSlide);
  
  var totalWidth = 0;
  contentSlides = $(".slideshow-content");
  contentSlides.each(function(i){
    totalWidth += this.clientWidth;
    totalSlides++;
  });
  $("#slideshow-holder").width(totalWidth);
  $("#slideshow-scroller").attr({scrollLeft: 0});
  updateButtons();
  
  





  
});

function showPreviousSlide()
{
  currentSlide--;
  updateContentHolder();
  updateButtons();
}

function showNextSlide()
{
  currentSlide++;
  updateContentHolder();
  updateButtons();
}

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


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


function runnum(snum){
clearInterval(autointervid);
currentSlide=snum;
updateContentHolder();
document.getElementById('runnum'+snum).className='acyellow';
for(iq=1;iq<=10;iq++){
	if(snum!=iq){document.getElementById('runnum'+iq).className='ac'}
}

//updateButtons();
}

function autoScroll()
{
//currentSlide--;
if(currentSlide <11) {
currentSlide++;
updateContentHolder();
updateButtons(); }
else if (currentSlide == 11) {
currentSlide = 1;
updateContentHolder();
updateButtons();

}


}
var autointervid=setInterval('autoScroll()', 4000);