51help TIY
码：
<!DOCTYPE html> <html> <head> <style> a:link {color:blue;} a:visited {color:blue;} a:hover {color:red;} a:active {color:yellow;} </style> </head> <body> <p>链接上：<a href="../index.htm" tppabs="http://www.51help.tk/">51help.tk</a></p> </body> </html>
查看结果: