function otevriObrazek(typ, id) {
	obrazek_okno = window.open("obrazek.php?typ=" + typ + "&id=" + id, "", "width = 700, height = 600, top = 5, left = 5, toolbar = 0, location = 0, directories = 0, status = 0, menuBar = 0, scrollBars = 1, resizable = 1");
}

function velikostObrazku() {
	var height = 700;
	if(document.all.obr.height < (height - 180)) height = document.all.obr.height + 180;
	window.resizeTo(document.all.obr.width + 80, height);
}

function zavriObrazek() {
	window.close();
}