/* ImgBox */
function gtImg(site,id){
	afbc = imgbox.length;
	prev = id-1;
	next = id+1;
	if(id < 1){ prev = '0'; }
	if(id > (afbc)){ next = '0'; }
	
	if((id > 0) && (id < afbc)){
		afbc = afbc-1;
		document.getElementById('imgbox-inner').style.marginLeft = -((300*id)-300)+'px';
		document.getElementById('imgbox-nav').innerHTML = '<a href="javascript:gtImg(\''+site+'\','+prev+');" class="vorige">&lt; Vorige</a><span>Afbeelding '+id+' van '+afbc+'</span><a href="javascript:gtImg(\''+site+'\','+next+');" class="volgende">Volgende &gt;</a>';
	}
}