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