源代码:
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>Wfuyu教程(wfuyu.com)</title> </head> <body> <script> function changeImage() { element=document.getElementById('myimage') if (element.src.match("bulbon")) { element.src="/statics/images/course/pic_bulboff.gif"; } else { element.src="/statics/images/course/pic_bulbon.gif"; } } </script> <img id="myimage" onclick="changeImage()" src="/statics/images/course/pic_bulboff.gif" width="100" height="180"> <p>点击灯泡就可以打开或关闭这盏灯</p> </body> </html>
运行结果：