function add_bookmark() 
{ 
	var title = document.title;
	var loc = new String(document.location.href);
	var t = loc.split('?');
	var url = t[0];
	if (window.sidebar) { 
		window.sidebar.addPanel(title, url,""); 
	} else if( document.all ) { 
		window.external.AddFavorite( url, title); 
	} else if( window.opera && window.print ) { 
		return true; 
	} 
}