var isChanged = 0;
d = document.domain;
domain = (d.split(".").length == 3) ? d.substring(d.indexOf('.')) : domainName;
function setCookie(name, value, expires){
    document.cookie = name + '=' + escape(value) + '; expires=' + expires.toGMTString() + '; domain=' + domain + '; path=/';
}

function getCookie(name){
    var key = name + '=';
    var c = document.cookie;
    var i = c.indexOf(key);
    if(i < 0) return '';
    var j = c.indexOf(';', i + key.length);
    if(j < 0) j = c.length;
    return unescape(c.substring(i + key.length, j));
}

function deleteCookie(name){
    if(getCookie(name))
        setCookie(name, '', new Date(70, 0, 1, 0, 0, 1));
}

function rememberMe(frm){
    var now = new Date();
    now.setTime(now.getTime() + 365 * 24 * 60 * 60 * 1000);
    email = frm.email ? frm.email.value : frm.authoremail.value;
    url = frm.url ? frm.url.value : frm.authorurl.value;
    setCookie('bdauthor', frm.author.value, now);
    setCookie('bdemail', email, now);
    setCookie('bdurl', url, now);
}

function forgetMe(){
    deleteCookie('bdauthor');
    deleteCookie('bdemail');
    deleteCookie('bdurl');
}

function populateFormValues(frm){
    author = frm.author;
    email = frm.email ? frm.email : frm.authoremail;
    url = frm.url ? frm.url : frm.authorurl;
    author.value = getCookie("bdauthor");
    email.value = getCookie("bdemail");
    url.value = getCookie("bdurl");
	
	if(!author.value){
		url.value = 'http://';
	}
	
}

function unPopulateFormValues(frm){
    author = frm.author;
    email = frm.email ? frm.email : frm.authoremail;
    url = frm.url ? frm.url : frm.authorurl;
    author.value = '';
    email.value = '';
    url.value = 'http://';
}

function doSubmit(frm){
    if(frm.remember.checked)
        rememberMe(frm);
    else
        forgetMe();
}

function doCheck(e){
    if(isChanged) return;
    if(e.checked)
        populateFormValues(e.form);
    else
        unPopulateFormValues(e.form);
}

function doChange(e){
    isChanged = 1;
}

function doLoaded(){
    if(!document.commentForm) return;
    populateFormValues(document.commentForm);
    if(document.commentForm.author.value) document.commentForm.remember.checked = 1;
}
addLoadEvent(doLoaded);