var t_id = setInterval(animate,20);
var pos=0;
var dir=2;
var len=0;
function animate()
{
	var elem = document.getElementById('progress');
	if(elem != null) {
		if (pos==0) len += dir;
		if (len>32 || pos>79) pos += dir;
		if (pos>79) len -= dir;
		if (pos>79 && len==0) pos=0;
		elem.style.left = pos;
		elem.style.width = len;
	}
}
function remove_loading() {
	this.clearInterval(t_id);
	var targelem = document.getElementById('loader_container');
	targelem.style.display='none';
	targelem.style.visibility='hidden';
}

function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		armwebcover_01_shirak_over = newImage("images/armwebcover_01-shirak_over.jpg");
		armwebcover_01_aragadzodn_over = newImage("images/armwebcover_01-aragadzodn_o.jpg");
		armwebcover_01_kotayk_over = newImage("images/armwebcover_01-kotayk_over.jpg");
		armwebcover_01_gegharkunik_over = newImage("images/armwebcover_01-gegharkunik_.jpg");
		armwebcover_01_armevir_over = newImage("images/armwebcover_01-armevir_over.jpg");
		armwebcover_01_ararat_over = newImage("images/armwebcover_01-ararat_over.jpg");
		armwebcover_01_vayotsdzor_over = newImage("images/armwebcover_01-vayotsdzor_o.jpg");
		armwebcover_01_suynik_over = newImage("images/armwebcover_01-suynik_over.jpg");
		armwebcover_01_lori_over = newImage("images/armwebcover_01-lori_over.jpg");
		armwebcover_01_tavush_over = newImage("images/armwebcover_01-tavush_over.jpg");
		preloadFlag = true;
	}
}