function addBookmark() {
	var url="http://www.markit.com/cds";
	var pageName="Markit CDS";
	
	try {
        if (window.external) {
			window.external.AddFavorite(url, pageName);
		} else {
			alert("Firefox users can press CTRL+D to bookmark this page.");
		}
	} catch (e) {
		alert("Firefox users can press CTRL+D to bookmark this page.");
	}
}