<%= stylesheet_link_tag  'polls', :media => 'all' %>
<% if @is_teacher %>
    <%= render :partial => 'exercise_teacher', :locals =>{:exercise =>@exercise, :exercise_questions => @exercise_questions} %>
<% else %>
    <% if @can_edit_excercise %>
        <%=render :partial => 'exercise_student', :locals => {:exercise =>@exercise, :exercise_questions => @exercise_questions,:exercise_user => @exercise_user} %>
    <% else %>
        <%=render :partial => 'exercise_student_result', :locals => {:exercise =>@exercise, :exercise_questions => @exercise_questions,:exercise_user => @exercise_user,:user=>User.current} %>
    <% end %>
<% end %>