function getElementsByClass( _class, el_id )
{
	var parent, els, returnArr = new Array(), i = 0;
	parent = (el_id) ? document.getElementById(el_id) : document;
	els = parent.getElementsByTagName('*') || parent.all;
	for (i; i < els.length; i++)
		if (els[i].className == _class) 
			returnArr[returnArr.length] = els[i];
	return returnArr;
}

function kepet(x){
	var oda;
	var cim;
	oda=document.getElementById('nagy');
	cim=x.src.replace("_thumb","");
	oda.innerHTML="<a href=\""+cim+"\" rel=\"lightbox\" title=\""+x.title+"\"><img src=\""+cim+"\" width=\"100%\" /></a><br />"+x.title+"";
	Slimbox.scanPage();
	}
function elso(){
	if(document.getElementById('kicsik')){
		kepet(document.getElementById('kicsik').getElementsByTagName('img')[0]);
		return false;
		}
	}
function balra(){
	var z;
	var i;
	var melyik=0;
	z=document.getElementById('nagy').getElementsByTagName('img')[0].src;
	for (i=0; i<document.getElementById('kicsik').getElementsByTagName('img').length; i++){
		if(document.getElementById('kicsik').getElementsByTagName('img')[i].src.replace("_thumb","")==z){melyik=i;}
		}
	if(melyik!=0){melyik--;}
	kepet(document.getElementById('kicsik').getElementsByTagName('img')[melyik]);
	return false;
	}
function jobbra(){
	var z;
	var i;
	var melyik=document.getElementById('kicsik').getElementsByTagName('img').length;
	z=document.getElementById('nagy').getElementsByTagName('img')[0].src;
	for (i=0; i<document.getElementById('kicsik').getElementsByTagName('img').length; i++){
		if(document.getElementById('kicsik').getElementsByTagName('img')[i].src.replace("_thumb","")==z){melyik=i;}
		}
	if(melyik!=document.getElementById('kicsik').getElementsByTagName('img').length-1){melyik++;}
	kepet(document.getElementById('kicsik').getElementsByTagName('img')[melyik]);
	return false;
	}

//document.body.onload=lep();