//------------------------------------------------------------------------------------------------------
function addZeros(s,n)
{
	if (n == undefined) n = 2;
	s = s.toString();

	return ((s.length<n)?'00000000000000000000'.substr(0,n-s.length):'') + s;
}

//------------------------------------------------------------------------------------------------------
var pics = new Array();

function loadPic(fname) 
{
	var img = new Image(); 
	img.src = 'img/' + fname;
	pics[fname.split('.')[0]] = img;
}