JAVASCRIPT实现回车登录

function keyLogin() {if (document.addEventListener) {//如果是Firefox    document.addEventListener("keypress", fireFoxHandler, true);} else {document.attachEvent("onkeypress", ieHandler);}}//火狐function fireFoxHandler(evt) {if (evt.keyCode == 13) {                 //要执行的代码}}//IEfunction ieHandler(evt) {if (evt.keyCode == 13) {//要执行的代码}}