代码:

<Center> <FORM Name="midi"> <INPUT NAME="typein" TYPE="text" SIZE="25" ALIGN=top><BR><!-- You can change the size of the textbox if you need--> <font size=3 face="Comic Sans Ms"> <INPUT TYPE=Button Value="|<<" Align=left onclick="start()"> <INPUT TYPE=Button Value="<<" Align=left onclick="prev()"> <INPUT TYPE=Button Value="PLAY" Align=left onclick="go()"> <INPUT TYPE=Button Value=">>" Align=left onclick="next()"> <INPUT TYPE=Button Value=">>|" Align=left onclick="end()"> </FORM></font> </Center>
[Ctrl+A 全部选择 提示：你可先修改部分代码，再按运行]