socialforge/app/views/courses/_set_join.js.erb

<% if object_id && @state != 6%>
    $("#join_in_course_header").html("<%= escape_javascript(join_in_course_header(course, user)) %>");
<% end %>
<% if @state %>
	<% if @state == 0 %>
		alert("加入成功");
        hideModal($("#popbox02"));
        $("#try_join_course_link").replaceWith("<a href='<%=url_for(:controller => 'homework_common', :action => 'index',:course=>course.id, :host=>Setting.host_course)%>' target='_blank' class='blue_n_btn fr mt20'>提交作品</a>");
        window.location.href= "http://"+"<%= Setting.host_name%>"+"/courses/" + "<%= course.id%>"
	<% elsif @state == 1 %>
		alert("密码错误");
	<% elsif @state == 2 %>
		alert("班级已过期\n请联系班级管理员重启班级。(在配置班级处)");
	<% elsif @state == 3 %>
        alert("您已经加入了班级");
        window.location.href= "http://"+"<%= Setting.host_name%>"+"/courses/" + "<%= course.id%>"
    <% elsif @state == 4 %>
        alert("您加入的班级不存在");
    <% elsif @state == 5 %>
        alert("您还未登录");
    <% elsif @state == 6 %>
        alert("申请成功，请等待审核")
    <% else %>
		alert("未知错误，请稍后再试");
	<% end %>
<% else %>
    location.reload();
<% end %>