优化代码风格

web-ui.service/web/static/js/login.js

@@ -2,12 +2,14 @@ function initLogin() {
     var form = document.getElementById("loginForm");
     form.addEventListener("submit", loginHandler);
 }
+
 function showMsg(text, isError) {
     if (isError === undefined) { isError = true; }
     var msg = document.getElementById("msg");
     msg.innerText = text;
     msg.style.color = isError ? "red" : "green";
 }
+
 function loginHandler(e) {
     e.preventDefault();
     var usernameEl = document.getElementById("username");
@@ -41,4 +43,5 @@ function loginHandler(e) {
         btn.innerText = "登录";
     });
 }
+
 initLogin();