//funkce pro registraci udalosti
function addListener (ev, listener) 
{
	if (window.addEventListener) {
		window.addEventListener(ev, listener, false);
	} else if (window.attachEvent) {
		window.attachEvent('on'+ev, listener);
	}
}

//inicializacni funkce pro TREE2 spoustena na onload
function initTree2 ()
{
	var TR = new TREE2();
	TR.init(TR_prefs);
}

//registrace inicializacni fce na onload
addListener('load', initTree2);