// JavaScript Document var Handle = { "CheckEmail":function(){ var user = document.getElementById("user"); var pass = document.getElementById("pass"); if(user.value == ""){ alert("用户名不能为空,请重新输入用户名!") username.focus(); return false; } if(pass.value == ""){ alert("密码不能为空,请重新输入密码!") password.focus(); return false; } emailform.action ="http://mail.shunde.gov.cn/coremail/login.jsp" user.value = user.value; pass.value = pass.value; emailform.submit(); } }