按A就会跳转到首页,请按A <SCRIPT language="JavaScript"> <!-- var hotkey=97 var destination="/" if (document.layers) document.captureEvents(Event.KEYPRESS) function backhome(e){ if (document.layers){ if (e.which==hotkey) window.location=destination } else if (document.all){ if (event.keyCode==hotkey) window.location=destination } } document.onkeypress=backhome onkeydown="javascript:onenter();" function onenter(){ if(event.keyCode==13){ alert("回车"); } } </SCRIPT>
 
提示：您可以先修改部分代码再运行