function bookmark(w_url,w_title) {
	// Mozilla Firefox Bookmark
	try{
		if (window.sidebar && window.sidebar.addPanel ) {
			window.sidebar.addPanel(w_title, w_url,"");
		// IE Favorite
		} else if( window.external ) {
			window.external.AddFavorite(w_url, w_title); 
		// Opera Hotlist
		} else if(window.opera && window.print) {
			var elem = document.createElement('a');
			elem.setAttribute('href',w_url);
			elem.setAttribute('title',w_title);
			elem.setAttribute('rel','sidebar');
			elem.click();
		}
	}catch(e){
		alert("An error ocurred. Please consider adding the bookmark manually by pressing CTRL + D.");
	}
}