$('#ajax-modal').html('<%= escape_javascript(render :partial => 'files/hidden_file',:locals => {:course => @course,:course_attachment_type => 1}) %>');
showModal('ajax-modal', '311px');
$('#ajax-modal').siblings().remove();
$('#ajax-modal').before("<a href='javascript:void(0)' onclick='hideModal()' style='margin-left: 290px;'  class='resourceClose'></a>");
$('#ajax-modal').parent().css("top","").css("left","").css("border","3px solid #269ac9");
$('#ajax-modal').parent().addClass("popbox_polls").removeClass("resourceUploadPopup popbox");
//与更新版本弹窗js冲突新增样式代码
$('#ajax-modal').parent().css({"border":"3px solid #269ac9", "padding":"4px"});
$('#ajax-modal').css({"padding":"","min-height":""});