window.onload = function(){
var oForm = document.getElementById('myForm');
var oUser = document.getElementById('username');
var oPswd = document.getElementById('passwrod');
var oRemember = document.getElementById('remember');
if (getCookie('username') && getCookie('password')) {
oUser.value = getCookie('username');
oPswd.value = getCookie('password');
oRemember.checked = true;
}
oRemember.onchange = function() {
if (!this.checked) {
delCookie('username');
delCookie('password');
}
};
oForm.onsubmit = function() {
if (remember.checked) {
setCookie('username', oUser.value, 7);
setCookie('password', oPswd.value, 7);
}
};
};
function setCookie(name, value, day) {
var date = new Date();
date.setDate(date.getDate() + day);
document.cookie = name + '=' + value + ';expires=' + date;
};
function getCookie(name) {
var reg = RegExp(name + '=([^;]+)');
var arr = document.cookie.match(reg);
if (arr) {
return arr[1];
} else {
return '';
}
};
function delCookie(name) {
setCookie(name, null, -1);
};
