//=============================================================================
var TBanners		= {};

//=============================================================================
TBanners.Data		= {};
TBanners.Pos		= -1;

TBanners.Running	= true;
TBanners.TimerHandle = null;

TBanners.Locked		= false;

TBanners.PreLoadImage = null;

//=============================================================================
TBanners.Start = function() {
	TBanners.Running = true;

	TBanners.LoadImage(TBanners.Pos + 1);
}

//-----------------------------------------------------------------------------
TBanners.LoadImage = function(Pos) {
	if(TBanners.Locked) return;

	TBanners.Pos = Pos;

	if(TBanners.Pos >= TBanners.Data.length) {
		TBanners.Pos = 0;
	}else
	if(TBanners.Pos < 0) {
		TBanners.Pos = TBanners.Data.length - 1;
	}

	TBanners.Locked = true;

	TBanners.PreLoadImage = new Image();

	TBanners.PreLoadImage.onload = function() {
		$("#BannersImage2").css("background-image", "url('" + TBanners.Data[TBanners.Pos]["Filename"] + "')");

		TBanners.FadeIn();
	};

	TBanners.PreLoadImage.src = TBanners.Data[TBanners.Pos]["Filename"];
}

//-----------------------------------------------------------------------------
TBanners.FadeIn = function() {
	for(var i = 1;i <= TBanners.Data.length;i++) {
		$("#BannersNumber" + i).removeClass("BannersNumberActive");
	}

	var Num = TBanners.Pos + 1;

	$("#BannersNumber" + Num).addClass("BannersNumberActive");

	$("#BannersImage2").animate({
		"opacity" : 1
	}, 500, "swing", function() {
		$("#BannersImage1").css("background-image", $("#BannersImage2").css("background-image"));
		$("#BannersImage2").css("opacity", 0);				

		var Dur = TBanners.Data[TBanners.Pos]["Duration"];

		TBanners.Locked = false;

		if(TBanners.Running) {
			TBanners.TimerHandle = setTimeout(TBanners.Start, Dur);
		}else{
			TBanners.TimerHandle = setTimeout(TBanners.Start, 30000);
		}		
	});	
}

//-----------------------------------------------------------------------------
TBanners.Load = function(Pos) {
	TBanners.Pos = Pos;

	clearTimeout(TBanners.TimerHandle);

	TBanners.Running = false;

	TBanners.LoadImage(TBanners.Pos);
}

//-----------------------------------------------------------------------------
TBanners.Next = function() {
	clearTimeout(TBanners.TimerHandle);

	TBanners.Running = false;

	TBanners.LoadImage(TBanners.Pos + 1);
}

//-----------------------------------------------------------------------------
TBanners.Previous = function() {
	clearTimeout(TBanners.TimerHandle);

	TBanners.Running = false;

	TBanners.LoadImage(TBanners.Pos - 1);
}

//-----------------------------------------------------------------------------
TBanners.ClickBanner = function() {
	window.location.href = TBanners.Data[TBanners.Pos]["URL"];
}

//-----------------------------------------------------------------------------
TBanners.OnInit = function(Data) {
	TBanners.Data = JSON.parse(Data);

	$("#BannersNumbers").html("");

	$("#BannersImage1").bind("click", TBanners.ClickBanner);
	$("#BannersImage2").bind("click", TBanners.ClickBanner);

	for(var i = 1;i <= TBanners.Data.length;i++) {
		//$("#BannersNumbers").append("<div class='BannersNumber' id='BannersNumber" + i + "'>" + i + "</div>");

		//$("#BannersNumber" + i).data("Pos", i - 1).bind("click", function() {
		//	TBanners.Load($(this).data("Pos"));
		//});
	}

	TBanners.Start();
}

//=============================================================================