var bigFotoId = 'detBigFoto';
function detBigFoto(url){
	el = document.getElementById(bigFotoId);
	if(el){
		el.src=url;
	}
}

var hideObjectId;

function displayObject(object){
	object.style.display='block';
}

function hideObject(object){
	if (!object) object = document.getElementById(hideObjectId); 
	if (object) object.style.display='none';
}


function showHoverImg(e, url){
	if (!e) var e = window.event;
	var el = document.getElementById('kosImgThumb');
	
	if (e.pageX || e.pageY) 	{
		posx = e.pageX;
		posy = e.pageY;
	} else if (e.clientX || e.clientY) 	{
		posx = e.clientX + document.body.scrollLeft + document.documentElement.scrollLeft;
		posy = e.clientY + document.body.scrollTop + document.documentElement.scrollTop;
	}
	
	el.src = url;	
	el.style.display = 'block';
	
	el.style.left = posx + 5 + 'px';
	el.style.top  = posy + 5 + 'px';
	
	hideObjectId = 'kosImgThumb'; // global hack
	 stopEvent(e);
}