A Firefox javascript bookmarking problem

<script language="JavaScript1.2" type="text/javascript">
 function CreateBookmarkLink(title, url) {
    if (window.sidebar) {
    	window.sidebar.addPanel(title, url,"");
    } else if( window.external ) {
    	window.external.AddFavorite( url, title); }
    else if(window.opera && window.print) {
    	return true; }
 }
</script>

<script type="text/javascript">
function addBookmark(url,name){
    if(window.sidebar && window.sidebar.addPanel) {
        window.sidebar.addPanel(name,url,'');
} else if(window.opera && window.print) {
        var e=document.createElement('a');
        e.setAttribute('href',url);
        e.setAttribute('title',name);
        e.setAttribute('rel','sidebar');
        e.click();
} else if(window.external) {
        try {
            window.external.AddFavorite(url,name);
        }
        catch(e){}
}
else
        alert("To add our website to your bookmarks use CTRL+D on Windows and Linux and Command+D on the Mac.");
}
</script>

if (window.sidebar)