// JavaScript Document

$(window).eventAdd('load',function(){ 
    currentItem = 1;
});


link1 = "http://www.krystl.nl";
link2 = "http://fokker.sitestudio.nl";
link3 = "http://www.weekvanhetmetropole.nl";
link4 = "http://www.vanboven.nl";
link5 = "http://www.havenlied-amsterdam.nl";

function rightArrow()
{
	newlink = eval("link"+(currentItem+1));
	if((currentItem+1)<6){
		$("portfolio"+currentItem).animate('fade',{startO:1,endO:0.1,speed:15,style:styleSin},ready = function(){
			$("portfolio"+currentItem).setCss("opacity","0");
			currentItem++;
			setArrows();
		});
		$("titleImage").setAttribute("src","portfolio/title"+(currentItem+1)+".png");
		$("title").setAttribute("href",newlink);
	}
}
function leftArrow()
{
	newlink = eval("link"+(currentItem-1));
	if((currentItem-1)>0){
		$("portfolio"+(currentItem-1)).animate('fade',{startO:0.1,endO:1,speed:15,style:styleSin},ready = function(){
			currentItem--;
			setArrows();
		});
		$("titleImage").setAttribute("src","portfolio/title"+(currentItem-1)+".png");
		$("title").setAttribute("href",newlink);
	}
}

function setArrows()
{
	if(currentItem==5){
		$("arrowRight").setCss("display","none");
	} else {
		$("arrowRight").setCss("display","");
	}
	if(currentItem==1){
		$("arrowLeft").setCss("display","none");
	} else {
		$("arrowLeft").setCss("display","");
	}	
}