function bookmark(title, url)
{
if (window.sidebar) // firefox
{
window.sidebar.addPanel(title, url, "");
}
else if (window.opera && window.print) // opera
{
var element = document.createElement("a");
element.setAttribute("href", url);
element.setAttribute("title", title);
element.setAttribute("rel", "sidebar");
element.click();
} 
else if (document.all) // ie
{
window.external.AddFavorite(url, title);
}
}