If you are new blogspot user then your blog has a default navigation top banner. If in case you found it annoying or you want it to be removed the following steps may help you getting rid of the navigation banner.
First, you have to login to your blogspot/blogger account. Then on Design tab, click Edit HTML subtab. Finally insert this
#navbar-iframe {
display: none !important;
}
within the or tag block and don't forget to save and you're done.
It's been few days when I eager to have an invite for google plus, and finally I already got an invitation from someone with the help of some workarounds.
I'm giving an invites for those of you who want to try and test google plus, just leave your email.