Js取得键盘码(IE/FF)

Js获得键盘码(IE/FF)

?
?
 function text(event){   var browser;      if (document.all)           browser = "IE";       else           browser = "FF";      if(browser == "IE"){           key = event.keyCode;       }else{            key=event.which;      }   alert(key);   }
?
?
?