function addBookmark(service) {
  u=location.href;
  t=document.title;

  if (service == "Favorites") { bookmarkSite(t, u); }
  else {

    u=encodeURIComponent(u);
    t=encodeURIComponent(t);	
		
    if (service == "Delicious") {
      windowURL = 'http://del.icio.us/post?v=2&url='+u+'&notes=&tags=&title='+t;
    }
    else if (service == "Facebook") {
      windowURL = 'http://www.facebook.com/sharer.php?u='+u+'&t='+t;
    }
    else if (service == "Google") {
      windowURL = 'http://www.google.com/bookmarks/mark?op=add&&bkmk='+u+'&annotation=&labels=&title='+t;
    }
    else if (service == "Yahoo") {
      windowURL = 'http://myweb2.search.yahoo.com/myresults/bookmarklet?t='+t+'&d=&tag=&u='+u;
    }
    window.open(windowURL, 'bookmarker','toolbar=0,status=0,width=700,height=500');
  }
}


function bookmarkSite(title,url){
  // Bookmark site script © Dynamic Drive DHTML code library (www.dynamicdrive.com)	
	
  if (window.sidebar) { // firefox
    window.sidebar.addPanel(title, url, "");
  }
  else if(window.opera && window.print) { // opera
    var elem = document.createElement('a');
    elem.setAttribute('href',url);
    elem.setAttribute('title',title);
    elem.setAttribute('rel','sidebar');
    elem.click();
  } 
  else if(document.all) { // ie
    window.external.AddFavorite(url, title);
  }
}