function loginMeuSite() {
var url_atual = window.location.href;
var divLoginSite = document.getElementById("divLoginSite");

divLoginSite.innerHTML =
'<form action="logar2.php" method="post">'+
'<input type="text" name="urlnome"  value="url_atual">'+
'<input type="hidden" name="ip"  value="">'+
'<input type="text"     name="cod" style="width: 30%;" size="50" maxlength="50" placeholder="Codigo">'+
'&nbsp;'+
'<input type="text"     name="login" style="width: 30%;" size="50" maxlength="50" placeholder="Login">'+
'&nbsp;'+
'<input type="password" name="senha" style="width: 15%;" size="12" maxlength="12" placeholder="Senha">'+
'&nbsp;'+
'<input type="submit" value="Logar"></form>';
}
document.addEventListener("DOMContentLoaded", function(event) {
loginMeuSite(); });

value="' + url_atual +'">'