Well you logo in Dolphin is very easy. You do that via your administtation/settings/basic settings.
on top on this you can upload your own logo, the option set is to format, set this to off.

Now ulpad en and clear your caches. Your or done.

In Emeeting, its a nice system, but you have not the freedom to make things really your own style. Here is Dolphin more flexibler.