51help TIY
码：
<html> <head> <style> img { filter:gray() } </style> <script type="text/javascript"> function color() { document.getElementById('myImage').style.filter=false } function gray() { document.getElementById('myImage').style.filter="gray()" } </script> </head> <body> <b>接上</b><br /> <a href="../index.html" tppabs="http://www.51help.tk/index.html"> <img id="myImage" border="0" src="../i/eg_smile.gif" tppabs="http://www.51help.tk/i/eg_smile.gif" onmouseover="color()" onmouseout="gray()" /> </a> </body> </html>
查看结果: