Tiny buttons through out Groups

The following locations have tiny instead of normal size buttons. I think the text is the correct size but the container is too small. All tested on IE 7.

http://next.dev.curriki.org/xwiki/bin/view/Group_TestingDashes--HelloWorld/CreateMessage

http://next.dev.curriki.org/xwiki/bin/view/Group_TestingDashes--HelloWorld/InviteMembers

http://next.dev.curriki.org/xwiki/bin/view/Group_TestingDashes--HelloWorld/Documentation?action=newdoc&newdocname=Enter+Page+Title

http://next.dev.curriki.org/xwiki/bin/view/Group_TestingDashes--HelloWorld/ManageRoles (make sure to click Add a Role)

http://next.dev.curriki.org/xwiki/bin/view/Group_harry/JoinGroup