adding unauthenticated use footer

lms/static/sass/course/courseware/_courseware.scss

@@ -272,3 +272,20 @@ section.foldit {
 
    }
 }
+
+section.unauth-tos {
+  position: relative;
+  margin: 30px auto 0 auto;
+  background-color: $black;
+  color: $white;
+  border-radius: 5px;
+  padding: 15px;
+  font-weight: bold;
+  text-align: center;
+}
+section.unauth-tos a {
+  padding: 5px;
+  background-color: $white;
+  border-radius: 5px;
+  font-weight: bold;
+}

lms/templates/courseware/courseware.html

-<%! from django.utils.translation import ugettext as _ %>
+<%!
+  from django.core.urlresolvers import reverse
+  from django.utils.translation import ugettext as _
+  from student.models import UserProfile
+%>
 <%inherit file="/main.html" />
 <%namespace name='static' file='/static_content.html'/>
 <%block name="bodyclass">courseware ${course.css_class}</%block>
@@ -188,6 +192,12 @@ ${fragment.foot_html()}
       ${fragment.body_html()}
     </section>
   </div>
+  % if course and user.is_authenticated() and not UserProfile.has_registered(user):
+    <section class="unauth-tos">
+      ${_("By exploring and using these course materials, you are implicitly agreeing to our")}
+      <a href="${marketing_link('TOS')}">${_("Terms of Service and Honor Code")}</a> .
+    </section>
+  % endif
 </section>
 
 % if course.show_calculator: