if (!window.Spark) window.Spark=new Object();
if (!window.Spark.Portals) window.Spark.Portals=new Object();
if (!window.Spark.Portals.Manufaktura) window.Spark.Portals.Manufaktura=new Object();
if (!window.Spark.Portals.Manufaktura.News) window.Spark.Portals.Manufaktura.News=new Object();

var ScrollPaneHight=297;
var ScrollMargin=113;
var ImagesInRow=2;
var ArrowShowSpeed="fast";
var PageCount=0;
var PagesContent=null;

Spark.Portals.Manufaktura.News.ScrollUp=function(source)
{
	$('.GalleryContentScroll').scrollTo('-='+ScrollPaneHight+'px', { duration: 1500, axis: 'y' });
	if((($('.GalleryContentScroll')[0].scrollTop)-ScrollPaneHight)>0)
	{
		//source.style.display="block";
		$('#ScrollDown').show(ArrowShowSpeed);
	}
	else
	{
		//source.style.display="none";
		$('#ScrollUp').hide(ArrowShowSpeed);
		//$('#ScrollDown')[0].style.display="block";
		$('#ScrollDown').show(ArrowShowSpeed);
	}
}

Spark.Portals.Manufaktura.News.ScrollDown=function(source)
{

	$('.GalleryContentScroll').scrollTo('+='+ScrollPaneHight+'px', { duration: 1500, axis: 'y' });
	if(($('.GalleryContentScroll')[0].scrollTop+2*ScrollPaneHight)<($('.GalleryContentScroll')[0].scrollHeight))
	{
		//$('#ScrollUp')[0].style.display="block";
		$('#ScrollUp').show(ArrowShowSpeed);
	}
	else
	{
		//source.style.display="none";
		$('#ScrollDown').hide(ArrowShowSpeed);
		//$('#ScrollUp')[0].style.display="block";
		$('#ScrollUp').show(ArrowShowSpeed);
	}

}

Spark.Portals.Manufaktura.News.PageClick = function(pageclickednumber) 
{
	$("#pager").pager({ pagenumber: pageclickednumber, pagecount: PageCount, buttonClickCallback: Spark.Portals.Manufaktura.News.PageClick });
	$('.NewsItem')[0].innerHTML=PagesContent[pageclickednumber-1];
	//$('.NewsItem')[0].innerHTML
	//alert(pageclickednumber);
}