// HOMEPAGE SLIDER

// set this variable for delay (1000 = 1 second)
var delayLength = 4000;

$(function(){

	// $("#spotlight").append('<span class="pause png_bg">Stop</span>');
	
	var $slide1 = $("#item1");

	var panelWidth = $slide1.css("width");
	var panelPaddingLeft = $slide1.css("paddingLeft");
	var panelPaddingRight = $slide1.css("paddingRight");

	panelWidth = parseFloat(panelWidth, 10) + 100;
	panelPaddingLeft = parseFloat(panelPaddingLeft, 10);
	panelPaddingRight = parseFloat(panelPaddingRight, 10);

	panelWidth = panelWidth + panelPaddingLeft + panelPaddingRight;

	var numPanels = $(".spotlight-item").length;
	var tooFar = -(panelWidth * numPanels);
	
	function doMove(panelWidth, tooFar) {
		var leftValue = $("#mover").css("left");
	
		// Fix for IE
		if (leftValue == "auto") { leftValue = 0; };
	
		var movement = parseFloat(leftValue, 10) - panelWidth;
	
		if (movement == tooFar) {
			$(".spotlight-item img").animate({
				"top": -300
			}, function() {
				$("#mover").animate({
					"left": 0
				}, function() {
					$(".spotlight-item img").animate({
						"top": 0
					});
				});
			});
		}
		else {
			$(".spotlight-item img").animate({
				"top": -300
			}, function() {
				$("#mover").animate({
					"left": movement
				}, function() {
					$(".spotlight-item img").animate({
						"top": 0
					});
				});
			});
		}
	}
	
	sliderIntervalID = setInterval(function(){
		doMove(panelWidth, tooFar);
	}, delayLength);
	
	$(".pause").click(function(){
	if ($(this).text() == "Stop") {
		clearInterval(sliderIntervalID);
	 	$(this).text("Start");
	}
	else {
		sliderIntervalID = setInterval(function(){
			doMove(panelWidth, tooFar);
		}, delayLength);
	 	$(this).text("Stop");
	 }
	});

});

// END OF HOMEPAGE SLIDER


// LIGHTBOX - FANCYBOX
/*
$(function(){

	$(".item a.fancybox").fancybox({
		'overlayShow'	: false,
		'zoomSpeedIn'	: 600,
		'zoomSpeedOut'	: 500,
		'easingIn'		: 'easeOutBack',
		'easingOut'		: 'easeInBack' 
	});
		
});
*/
// END OF FANCYBOX




// CONTACT FORM VALIDATION


$(function() {
    // These first three lines of code compensate for Javascript being turned on and off. 
    // It simply changes the submit input field from a type of "submit" to a type of "button".

    var paraTag = $('input#submit').parent('p');
    $(paraTag).children('input').remove();
    $(paraTag).append('<input type="button" name="submit" id="submit" value="Send" />');

    $('#contactForm input#submit').click(function() {
        $('#contactForm').append('<img src="images/loader.gif" class="loaderIcon" alt="Loading..." />');

        var name = $('input#name').val();
        var email = $('input#email').val();
        var message = $('textarea#message').val();

        $.ajax({
            type: 'post',
            url: 'sendEmail.php',
            data: 'name=' + name + '&email=' + email + '&message=' + message,

            success: function(results) {
                $('#contactForm img.loaderIcon').fadeOut(1000);
                $('ul#response').html(results);
            }
        }); // end ajax
    });
});



// THUMB POPUP

(function($) {
	$.fn.thumbPopup = function(options)
	{
		//Combine the passed in options with the default settings
		settings = jQuery.extend({
			popupId: "thumbPopup",
			popupCSS: {'border': '1px solid #000000', 'background': '#FFFFFF'},
			imgSmallFlag: "_t",
			imgLargeFlag: "_l",
			cursorTopOffset: 15,
			cursorLeftOffset: 15,
			loadingHtml: "<span style='padding: 5px;'>Loading</span>"
		}, options);
		
		//Create our popup element
		popup =
		$("<div />")
		.css(settings.popupCSS)
		.attr("id", settings.popupId)
		.css("position", "absolute")
		.appendTo("body").hide();
		
		//Attach hover events that manage the popup
		$(this)
		.hover(setPopup)
		.mousemove(updatePopupPosition)
		.mouseout(hidePopup);
		
		function setPopup(event)
		{
			var fullImgURL = $(this).attr("src").replace(settings.imgSmallFlag, settings.imgLargeFlag);
			
			$(this).data("hovered", true);
			
			//Load full image in popup
			$("<img />")
			.bind("load", {thumbImage: this}, function(event)
			{
				//Only display the larger image if the thumbnail is still being hovered
				if ($(event.data.thumbImage).data("hovered") == true) {
					$(popup).empty().append(this);
					updatePopupPosition(event);
					$(popup).show();
				}
				$(event.data.thumbImage).data("cached", true);
			})
			.attr("src", fullImgURL);
			
			//If no image has been loaded yet then place a loading message
			if ($(this).data("cached") != true) {
				$(popup).append($(settings.loadingHtml));
				$(popup).show();
			}
			
			updatePopupPosition(event);			
		}
		
		function updatePopupPosition(event)
		{
			var windowSize = getWindowSize();
			var popupSize = getPopupSize();
			if (windowSize.width + windowSize.scrollLeft < event.pageX + popupSize.width + settings.cursorLeftOffset){
				$(popup).css("left", event.pageX - popupSize.width - settings.cursorLeftOffset);
			} else {
				$(popup).css("left", event.pageX + settings.cursorLeftOffset);
			}
			if (windowSize.height + windowSize.scrollTop < event.pageY + popupSize.height + settings.cursorTopOffset){
				$(popup).css("top", event.pageY - popupSize.height - settings.cursorTopOffset);
			} else {
				$(popup).css("top", event.pageY + settings.cursorTopOffset);
			}
		}
		
		function hidePopup(event)
		{
			$(this).data("hovered", false);
			$(popup).empty().hide();
		}
		
		function getWindowSize() {
			return {
				scrollLeft: $(window).scrollLeft(),
				scrollTop: $(window).scrollTop(),
				width: $(window).width(),
				height: $(window).height()
			};
		}
		
		function getPopupSize() {
			return {
				width: $(popup).width(),
				height: $(popup).height()
			};
		}

		//Return original selection for chaining
		return this;
	};
})(jQuery);