template issue with easysocial

Hello,
I have 2 issues with easysocial and my template (from yootheme) :

- It seems that my template not understand that the easysocial maincontent is not finish...
misunderstanding around the discussion form ?!
please have a look :
http://awesomescreenshot.com/022275i588

- easysocial bar and some images are up to my dropdown mainmenu
http://awesomescreenshot.com/047275l4c5

sure that some css adjustment can fix
can you help ?

thanks in advance
loïc