// С разрешения Д.Мзареуляна // hiero.ru // edited by Benvolio

var BWflag = false;

var Initialized = false;

function InitFilters()
{
	if(Initialized) return;
	Initialized = true;
	document.all.mainpic.style.filter = "Gray";
	document.all.mainpic.filters["Gray"].enabled = BWflag;
}

function flipBW()
{
	InitFilters();
	BWflag = !BWflag;

	document.all.mainpic.filters["Gray"].enabled = BWflag;

	if(BWflag) document.all.bw.src = "/img/i_bw_on.gif";
	else document.all.bw.src = "/img/i_bw.gif";
}

var Cropflag = false;
var Gridflag = false;

var CurrentSide = null;
var x0 = 0;
var y0 = 0;