要完成此效果把如下代码加入到区域中 <script LANGUAGE="JavaScript"> song = new Array(10); title = new Array(10); song[0] ='everlong.mid' song[1] ='../mid/niceshot.mid' song[2] ='../mid/life.mid' song[3] ='../mid/polly.mid' song[4] ='../mid/fly.mid' song[5] ='../mid/damnit.mid' song[6] ='../mid/short.mid' song[7] ='../mid/anarchy.mid' song[8] ='../mid/mable.mid' song[9] = '../mid/sellout.mid' song[10] = '../mid/govt.mid' title[0] = 'Everlong' title[1] = 'Hey Man Nice Shot' title[2] = 'Meaning Of Life' title[3] = 'Polly' title[4] = 'Fly' title[5] = 'Damn It' title[6] = "Short On Ideas" title[7] = 'Anarchy in the UK' title[8] = 'Mable' title[9] = "Sellout" title[10] = 'You are the Government' index = Math.floor(Math.random() * song.length);document.write("

\n"); document.write("'); document.write("
"); document.write("你现在听到的背景音乐是: "); document.write(""); document.write(title[index]); document.write("") document.write("

\n"); </script>