Use stylable attributes.

git-svn-id: https://socratica-android.googlecode.com/svn/trunk@74 8f60c059-9c78-cfce-1425-71a8f3889977
Minor.

git-svn-id: https://socratica-android.googlecode.com/svn/trunk@75 8f60c059-9c78-cfce-1425-71a8f3889977