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<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title>小鸟启蒙(facesoho.com)</title> </head> <head> <script> function lighton(){ document.getElementById('myimage').src="/public/uploads/demo_source/bulbon.gif"; } function lightoff(){ document.getElementById('myimage').src="/public/uploads/demo_source/bulboff.gif"; } </script> </head> <body> <img id="myimage" onmousedown="lighton()" onmouseup="lightoff()" src="/public/uploads/demo_source/bulboff.gif" width="100" height="180" /> <p>点击不释放鼠标灯将一直亮着!</p> </body> </html>
运行结果