// end of function fadeinSlideshow()

$(document).ready(function() {

	var slideShow = new Array()
	slideShow[0] = "/wp-content/themes/algos/style/images/panels/panel1.jpg";
	slideShow[1] = "/wp-content/themes/algos/style/images/panels/panel2.jpg";
	slideShow[2] = "/wp-content/themes/algos/style/images/panels/panel3.jpg";
	slideShow[3] = "/wp-content/themes/algos/style/images/panels/panel4.jpg";
	
	var slideLinks = new Array()
	slideLinks[0] = "/research-services/";
	slideLinks[1] = "/research-services/the-algos-algorithm";
	slideLinks[2] = "https://www.multisoftevents.com/iasp10/register.aspx";
	slideLinks[3] = "/about-us/the-algos-difference";
	
	var slideButtons = new Array()
	slideButtons[0] = "#slide0_btn"
	slideButtons[1] = "#slide1_btn"
	slideButtons[2] = "#slide2_btn"
	slideButtons[3] = "#slide3_btn"
	
	var slideSize = slideShow.length;
	var linkSize = slideLinks.length;
	var theInt = null;
	var curclicked = 0;
	
	theInterval = function(cur){
		clearInterval(theInt)
		
		if (typeof cur != 'undefined' )	{
			curclicked = cur;
		}
		
		$("#slideshow a").attr("href", slideLinks[curclicked]);
			
		$("#slideshow img").attr("src", slideShow[curclicked]);
			
		$("#slideshow img").css("opacity", "1");
		
		if (curclicked == (slideSize - 1)) {
			$("#slideshow").css("background", "transparent url(" + slideShow[0] + ") no-repeat");
		} else {
			$("#slideshow").css("background", "transparent url(" + slideShow[curclicked + 1] + ") no-repeat");
		}
			
		theInt = setInterval(function() {
		
			$("#slideshow a").attr("href", slideLinks[curclicked]);
			
			$("#slideshow img").attr("src", slideShow[curclicked]);
			
			$("#slideshow img").css("opacity", "1");
			
			if (curclicked == (slideSize - 1)) {
				$("#slideshow").css("background", "transparent url(" + slideShow[0] + ") no-repeat");
			} else {
				$("#slideshow").css("background", "transparent url(" + slideShow[curclicked + 1] + ") no-repeat");
			}

			$("#slideshow img").animate({ opacity: "0.01" }, 500);
			
			curclicked++;
			
			if (curclicked == 4) {
				curclicked = 0;
			}
			
			$("#slideshow a").attr("href", slideLinks[curclicked]);
			
			$("#slide0_btn").removeClass("current_slide");
			$("#slide1_btn").removeClass("current_slide");
			$("#slide2_btn").removeClass("current_slide");
			$("#slide3_btn").removeClass("current_slide");
			$(slideButtons[curclicked]).addClass("current_slide");
			
		}, 6000);
	};
		
	$("#slide0_btn").click(function() {
		$("#slide0_btn").removeClass("current_slide");
		$("#slide1_btn").removeClass("current_slide");
		$("#slide2_btn").removeClass("current_slide");
		$("#slide3_btn").removeClass("current_slide");
		$(this).addClass("current_slide");
		theInterval(0);
	});
	
	$("#slide1_btn").click(function() {
		$("#slide0_btn").removeClass("current_slide");
		$("#slide1_btn").removeClass("current_slide");
		$("#slide2_btn").removeClass("current_slide");
		$("#slide3_btn").removeClass("current_slide");
		$(this).addClass("current_slide");
		theInterval(1);
	});
	
	$("#slide2_btn").click(function() {
		$("#slide0_btn").removeClass("current_slide");
		$("#slide1_btn").removeClass("current_slide");
		$("#slide2_btn").removeClass("current_slide");
		$("#slide3_btn").removeClass("current_slide");
		$(this).addClass("current_slide");
		theInterval(2);
	});
	
	$("#slide3_btn").click(function() {
		$("#slide0_btn").removeClass("current_slide");
		$("#slide1_btn").removeClass("current_slide");
		$("#slide2_btn").removeClass("current_slide");
		$("#slide3_btn").removeClass("current_slide");
		$(this).addClass("current_slide");
		theInterval(3);
	});

	theInterval();

});