add show about setting about course

app/views/layouts/base_courses.html.erb

@@ -52,11 +52,10 @@
 											<div class="info_font" style=" word-wrap: break-word; word-break: break-all">
 												<%= @project.name %>
 											</div> 
-											<%if User.current.login?%>
+											<%if User.current.logged?%>
-												<% unless @course.teacher.id == User.current.id%>
+												<% if @course.teacher.id == User.current.id%>
-													<!-- <%= image_tag "/images/sidebar/add.png" %>
+													<%= link_to l(:label_course_settings), {:controller => 'projects', :action => 'settings', :id => @project} %>
-													<%= image_tag "/images/add.png" %> -->
+												<% else %>
-													<div class="icon-add icon" style="margin-right: 30px; margin-left: 20px">
 													<%= join_in_course(@project, User.current)%></div>
 												<% end %> 
 												<% unless User.current.member_of?(@project) %>

app/views/users/_my_create_homework.html.erb

@@ -13,8 +13,7 @@
 			<tr>
 				<td colspan="2" valign="top"><strong><%= link_to(bid.author.lastname+bid.author.firstname, user_path(bid.author), :class => 'bid_user') %>: &nbsp;
 				<%= link_to(bid.name, respond_path(bid), :class => 'bid_path') %>&nbsp;&nbsp;&nbsp;
-				<%= l(:label_course_homework) %> : <%= link_to(bid.courses.first.name, project_path(bid.courses.first)) %></strong> </span>
+				<%= l(:label_course_homework) %> : <%= link_to(bid.courses.first.name, project_path(bid.courses.first)) %></strong> </span> <span style="float: right"> <%= link_to(
-					<span style="float: right"><%= link_to(
 					l(:button_delete),
 					{:action => 'homework_destroy', :controller=>'bids', :course_id => bid.id},
 					:method => :post,