socialforge/app/views/users/choose_user_course.js.erb

<% if @status == 1 %>
    alert("您的申请尚未通过审核，暂时不可发送至课程");
<% elsif @status == 2 %>
    alert("该作业是私有的，请先提交申请并通过审核后再发送");
<% elsif @status == 3 %>
    alert("您的申请已被拒绝，不可发送至课程");
<% else %>
    <% if params[:is_observe].nil? %>
    $("#ajax-modal").html('<%= escape_javascript( render :partial => 'users/send_homework_to_course', :locals => {:courses => @course, :user => @user, :send_id => @send_id}) %>');
    showModal('ajax-modal', '452px');
    $('#ajax-modal').siblings().remove();
    $('#ajax-modal').before("<a href='javascript:void(0)' onclick='hideModal();' style='margin-left: 435px;' class='resourceClose'></a>");
    $('#ajax-modal').parent().css("top","50%").css("left","50%");
    $('#ajax-modal').parent().addClass("popbox").addClass("resourceUploadPopup");
    $('#ajax-modal').css("padding-left","16px").css("padding-bottom","16px");
    <% else %>
        $("#send_homework_to_course_form").html("<%= escape_javascript(render :partial => 'users/send_homework_to_course_form', :locals => {:courses => @course, :user => @user, :send_id => @send_id}) %>");
    <% end %>
<% end %>