var previousSlide = 0;
var currentSlide = 0;
var delay = 4000;
var length = 0;
$(document).ready(function(){
	length = $("#slideshow .slide").length;
	$("#slideshow .slide").hide().eq(0).show();
	setTimeout(showNextSlide, delay)
})

function showNextSlide(){
	previousSlide = currentSlide;
	if (currentSlide < length-1) currentSlide++;
	else currentSlide = 0;
	$("#slideshow .slide").eq(previousSlide).hide()
	$("#slideshow .slide").eq(currentSlide).fadeIn("slow");
	setTimeout(showNextSlide, delay)
}