[CentOS] Questions about panel toolbars in CentOS7

Sat Mar 7 10:52:29 UTC 2015
C. L. Martinez <carlopmart at gmail.com>

Hi all,

 I have installed a CentOS7 vm with gnome3 desktop. All it is working
ok but I have two questions about configuring gnome3 environment
(classic mode):

a) How can I add applications launchers in the top panel toolbar?
b) How can I modify bottom toolbar to make it smaller??

Thanks