js代码
<html> <head> <script type="text/javascript"> window.onload=function(){ HotKeyHandler.Init(); } var HotKeyHandler={ currentMainKey:null, currentValueKey:null, Init:function(){ HotKeyHandler.Register(0,"K",function(){alert("注册成功");}); }, Register:function(tag,value,func){ var MainKey=""; switch(tag){ case 0: MainKey=17; //Ctrl break; case 1: MainKey=16; //Shift break; case 2: MainKey="18"; //Alt break; } document.onkeyup=function(e){ HotKeyHandler.currentMainKey=null; } document.onkeydown=function(event){ //获取键值 var keyCode= event.keyCode ; var keyValue = String.fromCharCode(event.keyCode); if(HotKeyHandler.currentMainKey!=null){ if(keyValue==value){ HotKeyHandler.currentMainKey=null; if(func!=null)func(); } } if(keyCode==MainKey) HotKeyHandler.currentMainKey=keyCode; } } } </script> </head> <body> 测试，按下ctrl+k你就会发现神奇的事情发生了 </body> </html>