window.addEvent('domready', function() {
    var current;

    var tree = document.getElementById("tree");
    var p = tree.getElementsByTagName("p");

    for (var i = 0; i < p.length; i++) {
        var link = p[i];
        var div = link.nextSibling;
        if (div && div.tagName == "DIV") {
            div.slide = new Fx.Slide(div);
            div.slide.hide();
            div.slide.addEvent('complete', function() {
                p = current.parentNode.previousSibling;
                if (current.parentNode.style.height != "" && current.parentNode.style.height != "0px") {
                    current.parentNode.style.height = "auto";
                    p.setAttribute("class", "close");
                    p.setAttribute("className", "close");
                }
                else {
                    p.setAttribute("class", "open");
                    p.setAttribute("className", "open");
                }
            });
        }
    }
    $('tree').addEvent('click', function(e){
        if (e.target.tagName == "P") {
            current = e.target.nextSibling.firstChild;
            if (current.tagName == "DIV") {
                current.slide.toggle();
                e.stop();
            }
        }
    });
    $('tree').style.visibility="visible"; 
});

function OpenWindow(url, jmeno, w, h){
	Fokus = window.open(url, jmeno,'resizable=1, menubar=0, location=0, top=20,width=' + w + ',height=' + h);
	Fokus.focus();
}