esconder la Navbar

 #navbar-iframe {

height:0px;
visibility:hidden;
display:none;
}

RemoveSubscribeAtomLinks

Edit HTML Search the following code and delete it

<b:include data='feedLinks' name='feedLinksBody'/>

eesconder titulos gadgets

http://www.ciudadblogger.com/2009/08/poner-imagen-en-los-titulos-de-los.html