说明：  主要功能： 1、服务器环境探测：CPU、在线时间、内存使用状况、系统平均负载探测（支持LINUX、FreeBSD系统，需系统支持），操作系统、服务器域名、IP地址、解释引擎等 2、PHP基本特征探测：版本、运行方式、安全模式及常规参数 3、PHP组件支持探测：MYSQL、GD、XML、SESSION、SOCKET等组件支持情况 4、服务器性能检测：整数运算能力、浮点数运算能力、数据IO能力 5、自定义探测：MYSQL连接测试、MAIL发信测试、函数支持情况及PHP配置参数 v0.021 更新： 1、修正UNIX系统在无SWAP分区时程序报错的BUG 2、页面改用div+css布局，符合XHTML1.0和CSS2.0标准
(main functions : a server environment detection : CPU, the online time, memory usage, The average load detection system (support Linux, FreeBSD system, the need for systematic support), operating system, server name, IP address, etc. to explain two engines, PHP basic feature detection : Version, mode of operation, Safe Mode and conventional parameters 3, PHP support detection components : MYSQL, GD, XML, SESSION, SOCKET support of the other four components, the server performance test : integer arithmetic, Float computational capabilities, data IO capacity of 500, since the definition of exploration : MYSQL connection test, MAIL written test, and support functions PHP configuration parameters v0.021 update : 1. UNIX system that in the absence of zoning procedures SWAP the BUG two errors, u)