function bookmarkus(title, url){
if (document.all)
window.external.AddFavorite(url, title);
else if (window.sidebar)
window.sidebar.addPanel(title, url, "")
}
var timer;
function slide(str, amount) {
var el = document.getElementById(str);
el.style.display = "block";
var h = el.style.height;
h = parseInt(h.replace("px", ""));
el.style.height = (h+5) + "px";
if (h < amount) {
setTimeout("slide('" + str + "', " + amount + ")", 20);
}
else { 
el.style.display = "block"; }
}
function unslide(str, amount) {
var el = document.getElementById(str);
var h = el.style.height;
h = parseInt(h.replace("px", ""));

if (isNaN(h)) { h = amount; }
el.style.height = (h-5) + "px";
if (h > 10) {
timer = setTimeout("unslide('" + str + "')", 20);
}
else {  clearTimeout(timer); el.style.display = "none"; }
}
function showhide(el, amount) {
var element = document.getElementById("l" + el);
if (element.style.display == "none") {
element.style.height = "1px";

slide('l' + el, amount);
}
else { unslide('l' + el, amount);  }
}