修正了有些配置情况下下无法下载文件的错误 对CSS样式表进行了修正，之前版本在FF下排版混乱 将删除动作改为了ctrl+鼠标点击，之前alt+鼠标点击在遨游浏览器下无法使用-Fixed some cases can not download the configuration file for errors CSS style sheet was amended, the previous version in the FF layout will remove confusion action